55102262556 has 96 divisors (see below), whose sum is σ = 142502976000. Its totient is φ = 16432672000.

The previous prime is 55102262549. The next prime is 55102262561. The reversal of 55102262556 is 65526220155.

55102262556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2214070 + ... + 2238818.

It is an arithmetic number, because the mean of its divisors is an integer number (1484406000).

Almost surely, 2^55102262556 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 55102262556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71251488000).

55102262556 is an abundant number, since it is smaller than the sum of its proper divisors (87400713444).

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

55102262556 is a wasteful number, since it uses less digits than its factorization.

55102262556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25035 (or 25033 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 55102262556 in words is "fifty-five billion, one hundred two million, two hundred sixty-two thousand, five hundred fifty-six".