55656555102 has 48 divisors (see below), whose sum is σ = 127843449552. Its totient is φ = 17438895360.

The previous prime is 55656555067. The next prime is 55656555127. The reversal of 55656555102 is 20155565655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129777 + ... + 357987.

It is an arithmetic number, because the mean of its divisors is an integer number (2663405199).

Almost surely, 2^55656555102 is an apocalyptic number.

55656555102 is an abundant number, since it is smaller than the sum of its proper divisors (72186894450).

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

55656555102 is a wasteful number, since it uses less digits than its factorization.

55656555102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229033 (or 229030 counting only the distinct ones).

The product of its (nonzero) digits is 1125000, while the sum is 45.

The spelling of 55656555102 in words is "fifty-five billion, six hundred fifty-six million, five hundred fifty-five thousand, one hundred two".