56940011784 has 24 divisors (see below), whose sum is σ = 154212532110. Its totient is φ = 18980003904.

The previous prime is 56940011767. The next prime is 56940011819. The reversal of 56940011784 is 48711004965.

56940011784 is a `hidden beast` number, since 56 + 9 + 400 + 117 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37705095684 + 19234916100 = 194178^2 + 138690^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 395416677 + ... + 395416820.

Almost surely, 2^56940011784 is an apocalyptic number.

It is an amenable number.

56940011784 is an abundant number, since it is smaller than the sum of its proper divisors (97272520326).

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

56940011784 is a wasteful number, since it uses less digits than its factorization.

56940011784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790833509 (or 790833502 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 56940011784 in words is "fifty-six billion, nine hundred forty million, eleven thousand, seven hundred eighty-four".