64315056 has 40 divisors (see below), whose sum is σ = 178929520. Its totient is φ = 19789056.

The previous prime is 64315039. The next prime is 64315093. The reversal of 64315056 is 65051346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50911 + ... + 52158.

It is an arithmetic number, because the mean of its divisors is an integer number (4473238).

Almost surely, 2^64315056 is an apocalyptic number.

It is an amenable number.

64315056 is an abundant number, since it is smaller than the sum of its proper divisors (114614464).

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

64315056 is a wasteful number, since it uses less digits than its factorization.

64315056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103093 (or 103087 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 64315056 is about 8019.6668259972. Note that the first 3 decimals coincide. The cubic root of 64315056 is about 400.6552925596.

The spelling of 64315056 in words is "sixty-four million, three hundred fifteen thousand, fifty-six".