56328987936 has 96 divisors (see below), whose sum is σ = 166161179520. Its totient is φ = 16578422784.

The previous prime is 56328987901. The next prime is 56328987961. The reversal of 56328987936 is 63978982365.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 952501 + ... + 1009908.

It is an arithmetic number, because the mean of its divisors is an integer number (1730845620).

Almost surely, 2^56328987936 is an apocalyptic number.

It is an amenable number.

56328987936 is an abundant number, since it is smaller than the sum of its proper divisors (109832191584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56328987936 is a wasteful number, since it uses less digits than its factorization.

56328987936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962458 (or 1962450 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 66.

The spelling of 56328987936 in words is "fifty-six billion, three hundred twenty-eight million, nine hundred eighty-seven thousand, nine hundred thirty-six".