55116072016 has 40 divisors (see below), whose sum is σ = 110804305640. Its totient is φ = 26536771584.

The previous prime is 55116072007. The next prime is 55116072023. The reversal of 55116072016 is 61027061155.

It can be written as a sum of positive squares in 4 ways, for example, as 17014593600 + 38101478416 = 130440^2 + 195196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422481 + ... + 537328.

It is an arithmetic number, because the mean of its divisors is an integer number (2770107641).

Almost surely, 2^55116072016 is an apocalyptic number.

It is an amenable number.

55116072016 is an abundant number, since it is smaller than the sum of its proper divisors (55688233624).

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

55116072016 is a wasteful number, since it uses less digits than its factorization.

55116072016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959951 (or 959945 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 55116072016 in words is "fifty-five billion, one hundred sixteen million, seventy-two thousand, sixteen".