55810392244 has 12 divisors (see below), whose sum is σ = 97680637600. Its totient is φ = 27901638648.

The previous prime is 55810392217. The next prime is 55810392263. The reversal of 55810392244 is 44229301855.

55810392244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55810392244² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55810392244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853914 + ... + 916945.

Almost surely, 2^55810392244 is an apocalyptic number.

It is an amenable number.

55810392244 is a deficient number, since it is larger than the sum of its proper divisors (41870245356).

55810392244 is a wasteful number, since it uses less digits than its factorization.

55810392244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778742 (or 1778740 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 55810392244 in words is "fifty-five billion, eight hundred ten million, three hundred ninety-two thousand, two hundred forty-four".