55874942464 has 60 divisors (see below), whose sum is σ = 122712700572. Its totient is φ = 25397672960.

The previous prime is 55874942447. The next prime is 55874942507. The reversal of 55874942464 is 46424947855.

It is a junction number, because it is equal to n+sod(n) for n = 55874942399 and 55874942408.

It is a congruent number.

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, 389002 + ... + 512905.

Almost surely, 2^55874942464 is an apocalyptic number.

It is an amenable number.

55874942464 is an abundant number, since it is smaller than the sum of its proper divisors (66837758108).

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

55874942464 is an equidigital number, since it uses as much as digits as its factorization.

55874942464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901947 (or 901920 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 58.

The spelling of 55874942464 in words is "fifty-five billion, eight hundred seventy-four million, nine hundred forty-two thousand, four hundred sixty-four".