55256160 has 48 divisors (see below), whose sum is σ = 174058416. Its totient is φ = 14734848.

The previous prime is 55256153. The next prime is 55256177. The reversal of 55256160 is 6165255.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 57079 + ... + 58038.

It is an arithmetic number, because the mean of its divisors is an integer number (3626217).

Almost surely, 2^55256160 is an apocalyptic number.

It is an amenable number.

55256160 is an abundant number, since it is smaller than the sum of its proper divisors (118802256).

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

55256160 is a wasteful number, since it uses less digits than its factorization.

55256160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115135 (or 115127 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 55256160 is about 7433.4487285512. The cubic root of 55256160 is about 380.8847344568.

The spelling of 55256160 in words is "fifty-five million, two hundred fifty-six thousand, one hundred sixty".