64256156 has 12 divisors (see below), whose sum is σ = 112504392. Its totient is φ = 32112048.

The previous prime is 64256123. The next prime is 64256177. The reversal of 64256156 is 65165246.

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, 14006 + ... + 18018.

It is an arithmetic number, because the mean of its divisors is an integer number (9375366).

Almost surely, 2^64256156 is an apocalyptic number.

It is an amenable number.

64256156 is a deficient number, since it is larger than the sum of its proper divisors (48248236).

64256156 is a wasteful number, since it uses less digits than its factorization.

64256156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020 (or 8018 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 64256156 is about 8015.9937624726. The cubic root of 64256156 is about 400.5329479342.

The spelling of 64256156 in words is "sixty-four million, two hundred fifty-six thousand, one hundred fifty-six".