4640647577577 has 16 divisors (see below), whose sum is σ = 6845103728640. Its totient is φ = 2772900813200.

The previous prime is 4640647577567. The next prime is 4640647577581. The reversal of 4640647577577 is 7757757460464.

It is a cyclic number.

It is not a de Polignac number, because 4640647577577 - 2⁴ = 4640647577561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4640647577567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990319377 + ... + 990324062.

It is an arithmetic number, because the mean of its divisors is an integer number (427818983040).

Almost surely, 2^{4640647577577} is an apocalyptic number.

It is an amenable number.

4640647577577 is a deficient number, since it is larger than the sum of its proper divisors (2204456151063).

4640647577577 is a wasteful number, since it uses less digits than its factorization.

4640647577577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980643524.

The product of its (nonzero) digits is 968083200, while the sum is 69.

The spelling of 4640647577577 in words is "four trillion, six hundred forty billion, six hundred forty-seven million, five hundred seventy-seven thousand, five hundred seventy-seven".