55681102716 has 48 divisors (see below), whose sum is σ = 136688526240. Its totient is φ = 17618273280.

The previous prime is 55681102709. The next prime is 55681102721. The reversal of 55681102716 is 61720118655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1511161 + ... + 1547568.

It is an arithmetic number, because the mean of its divisors is an integer number (2847677630).

Almost surely, 2^55681102716 is an apocalyptic number.

It is an amenable number.

55681102716 is an abundant number, since it is smaller than the sum of its proper divisors (81007423524).

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

55681102716 is a wasteful number, since it uses less digits than its factorization.

55681102716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058814 (or 3058812 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 42.

The spelling of 55681102716 in words is "fifty-five billion, six hundred eighty-one million, one hundred two thousand, seven hundred sixteen".