56165012 has 6 divisors (see below), whose sum is σ = 98288778. Its totient is φ = 28082504.

The previous prime is 56164993. The next prime is 56165017. The reversal of 56165012 is 21056165.

It can be written as a sum of positive squares in only one way, i.e., 39891856 + 16273156 = 6316^2 + 4034^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56165017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7020623 + ... + 7020630.

It is an arithmetic number, because the mean of its divisors is an integer number (16381463).

Almost surely, 2^56165012 is an apocalyptic number.

It is an amenable number.

56165012 is a deficient number, since it is larger than the sum of its proper divisors (42123766).

56165012 is a wasteful number, since it uses less digits than its factorization.

56165012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14041257 (or 14041255 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 56165012 is about 7494.3319915787. The cubic root of 56165012 is about 382.9616497265.

The spelling of 56165012 in words is "fifty-six million, one hundred sixty-five thousand, twelve".