56616250440 has 32 divisors (see below), whose sum is σ = 169848751680. Its totient is φ = 15097666752.

The previous prime is 56616250423. The next prime is 56616250459. The reversal of 56616250440 is 4405261665.

56616250440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 235900924 + ... + 235901163.

It is an arithmetic number, because the mean of its divisors is an integer number (5307773490).

Almost surely, 2^56616250440 is an apocalyptic number.

It is an amenable number.

56616250440 is an abundant number, since it is smaller than the sum of its proper divisors (113232501240).

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

56616250440 is a wasteful number, since it uses less digits than its factorization.

56616250440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471802101 (or 471802097 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 56616250440 in words is "fifty-six billion, six hundred sixteen million, two hundred fifty thousand, four hundred forty".