56863558028 has 6 divisors (see below), whose sum is σ = 99511226556. Its totient is φ = 28431779012.

The previous prime is 56863558027. The next prime is 56863558067. The reversal of 56863558028 is 82085536865.

It is not an unprimeable number, because it can be changed into a prime (56863558027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7107944750 + ... + 7107944757.

It is an arithmetic number, because the mean of its divisors is an integer number (16585204426).

Almost surely, 2^56863558028 is an apocalyptic number.

It is an amenable number.

56863558028 is a deficient number, since it is larger than the sum of its proper divisors (42647668528).

56863558028 is a wasteful number, since it uses less digits than its factorization.

56863558028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14215889511 (or 14215889509 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 56.

The spelling of 56863558028 in words is "fifty-six billion, eight hundred sixty-three million, five hundred fifty-eight thousand, twenty-eight".