8657456064 has 28 divisors (see below), whose sum is σ = 22906186344. Its totient is φ = 2885818624.

The previous prime is 8657456047. The next prime is 8657456083. The reversal of 8657456064 is 4606547568.

It is a junction number, because it is equal to n+sod(n) for n = 8657455998 and 8657456016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22545267 + ... + 22545650.

Almost surely, 2^8657456064 is an apocalyptic number.

It is an amenable number.

8657456064 is an abundant number, since it is smaller than the sum of its proper divisors (14248730280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8657456064 is a wasteful number, since it uses less digits than its factorization.

8657456064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45090932 (or 45090922 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The square root of 8657456064 is about 93045.4516029666. The cubic root of 8657456064 is about 2053.3521253504.

The spelling of 8657456064 in words is "eight billion, six hundred fifty-seven million, four hundred fifty-six thousand, sixty-four".