56247338128 has 20 divisors (see below), whose sum is σ = 109700939008. Its totient is φ = 27937418400.

The previous prime is 56247338117. The next prime is 56247338131. The reversal of 56247338128 is 82183374265.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11638176 + ... + 11643007.

Almost surely, 2^56247338128 is an apocalyptic number.

It is an amenable number.

56247338128 is a deficient number, since it is larger than the sum of its proper divisors (53453600880).

56247338128 is a wasteful number, since it uses less digits than its factorization.

56247338128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23281342 (or 23281336 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The spelling of 56247338128 in words is "fifty-six billion, two hundred forty-seven million, three hundred thirty-eight thousand, one hundred twenty-eight".