56155051560 has 32 divisors (see below), whose sum is σ = 168465155040. Its totient is φ = 14974680384.

The previous prime is 56155051553. The next prime is 56155051573. The reversal of 56155051560 is 6515055165.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233979262 + ... + 233979501.

It is an arithmetic number, because the mean of its divisors is an integer number (5264536095).

Almost surely, 2^56155051560 is an apocalyptic number.

It is an amenable number.

56155051560 is an abundant number, since it is smaller than the sum of its proper divisors (112310103480).

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

56155051560 is a wasteful number, since it uses less digits than its factorization.

56155051560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467958777 (or 467958773 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 56155051560 in words is "fifty-six billion, one hundred fifty-five million, fifty-one thousand, five hundred sixty".