55204160 has 56 divisors (see below), whose sum is σ = 143414496. Its totient is φ = 20072960.

The previous prime is 55204159. The next prime is 55204169. The reversal of 55204160 is 6140255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55204169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4322 + ... + 11361.

Almost surely, 2^55204160 is an apocalyptic number.

It is an amenable number.

55204160 is an abundant number, since it is smaller than the sum of its proper divisors (88210336).

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

55204160 is a wasteful number, since it uses less digits than its factorization.

55204160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15711 (or 15701 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 55204160 is about 7429.9502017174. The cubic root of 55204160 is about 380.7652170287.

The spelling of 55204160 in words is "fifty-five million, two hundred four thousand, one hundred sixty".