6 - "Don't stress about worldly concerns, such as money. Your prayers become less effective and potent when you are worried. Fortunately, angels can hear your prayers if you ask them to.
Additionally, number 6 is about tranquillity, peace, and harmony, especially in terms of interpersonal relationships, as well as having a good outlook and a sense of thankfulness.
4 – The Angels are with you. To let you know that your prayers are being heard and that they are supporting you, they send you the number 4.
It serves as a symbol of your spiritual principles. Additionally, emphasis is placed on being pragmatic and oriented in number 4.
The symbolism of number 4 is strengthened because it appears twice in the angel number 644. You might use this as motivation to strive to develop a stronger relationship with the Higher Power.
Based on a straightforward computation, the sum of these three integers (6+4+4=14, 1+4=5) is 5.
The significance of this number will cause some upheaval because it emphasizes flexibility, change, and freedom. The main focus of 644 is stability, which is why it behaves in this way.