55373120 has 56 divisors (see below), whose sum is σ = 143853408. Its totient is φ = 20134400.

The previous prime is 55373117. The next prime is 55373137. The reversal of 55373120 is 2137355.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55373120.

It is a congruent number.

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, 4346 + ... + 11385.

Almost surely, 2^55373120 is an apocalyptic number.

It is an amenable number.

55373120 is an abundant number, since it is smaller than the sum of its proper divisors (88480288).

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

55373120 is a wasteful number, since it uses less digits than its factorization.

55373120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15759 (or 15749 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 55373120 is about 7441.3117123260. The cubic root of 55373120 is about 381.1532830003.

The spelling of 55373120 in words is "fifty-five million, three hundred seventy-three thousand, one hundred twenty".