55655016 has 16 divisors (see below), whose sum is σ = 139137600. Its totient is φ = 18551664.

The previous prime is 55654987. The next prime is 55655021. The reversal of 55655016 is 61055655.

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, 1159456 + ... + 1159503.

It is an arithmetic number, because the mean of its divisors is an integer number (8696100).

Almost surely, 2^55655016 is an apocalyptic number.

It is an amenable number.

55655016 is an abundant number, since it is smaller than the sum of its proper divisors (83482584).

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

55655016 is a wasteful number, since it uses less digits than its factorization.

55655016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318968 (or 2318964 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 55655016 is about 7460.2289509103. The cubic root of 55655016 is about 381.7989860067.

The spelling of 55655016 in words is "fifty-five million, six hundred fifty-five thousand, sixteen".