55013505204 has 96 divisors (see below), whose sum is σ = 153742892800. Its totient is φ = 15293287296.

The previous prime is 55013505191. The next prime is 55013505247. The reversal of 55013505204 is 40250531055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28327 + ... + 332910.

Almost surely, 2^55013505204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55013505204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76871446400).

55013505204 is an abundant number, since it is smaller than the sum of its proper divisors (98729387596).

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

55013505204 is a wasteful number, since it uses less digits than its factorization.

55013505204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361302 (or 361286 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The spelling of 55013505204 in words is "fifty-five billion, thirteen million, five hundred five thousand, two hundred four".