56662280140 has 24 divisors (see below), whose sum is σ = 120102856272. Its totient is φ = 22453089600.

The previous prime is 56662280107. The next prime is 56662280173. The reversal of 56662280140 is 4108226665.

It is an interprime number because it is at equal distance from previous prime (56662280107) and next prime (56662280173).

It is a super-2 number, since 2×56662280140² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56662280093 and 56662280102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13236711 + ... + 13240990.

It is an arithmetic number, because the mean of its divisors is an integer number (5004285678).

Almost surely, 2^56662280140 is an apocalyptic number.

It is an amenable number.

56662280140 is an abundant number, since it is smaller than the sum of its proper divisors (63440576132).

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

56662280140 is a wasteful number, since it uses less digits than its factorization.

56662280140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26477817 (or 26477815 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 56662280140 in words is "fifty-six billion, six hundred sixty-two million, two hundred eighty thousand, one hundred forty".