56021256232 has 16 divisors (see below), whose sum is σ = 105079577760. Its totient is φ = 28000035504.

The previous prime is 56021256209. The next prime is 56021256241. The reversal of 56021256232 is 23265212065.

It is a super-2 number, since 2×56021256232² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301578 + ... + 1343929.

It is an arithmetic number, because the mean of its divisors is an integer number (6567473610).

Almost surely, 2^56021256232 is an apocalyptic number.

It is an amenable number.

56021256232 is a deficient number, since it is larger than the sum of its proper divisors (49058321528).

56021256232 is a wasteful number, since it uses less digits than its factorization.

56021256232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648160 (or 2648156 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 56021256232 its reverse (23265212065), we get a palindrome (79286468297).

The spelling of 56021256232 in words is "fifty-six billion, twenty-one million, two hundred fifty-six thousand, two hundred thirty-two".