56111725320 has 128 divisors (see below), whose sum is σ = 199017043200. Its totient is φ = 12383271936.

The previous prime is 56111725273. The next prime is 56111725447. The reversal of 56111725320 is 2352711165.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1127359 + ... + 1176078.

It is an arithmetic number, because the mean of its divisors is an integer number (1554820650).

Almost surely, 2^56111725320 is an apocalyptic number.

It is an amenable number.

56111725320 is an abundant number, since it is smaller than the sum of its proper divisors (142905317880).

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

56111725320 is a wasteful number, since it uses less digits than its factorization.

56111725320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303487 (or 2303483 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 56111725320 in words is "fifty-six billion, one hundred eleven million, seven hundred twenty-five thousand, three hundred twenty".