5161933088865 has 128 divisors (see below), whose sum is σ = 10743546654720. Its totient is φ = 2302305513984.

The previous prime is 5161933088857. The next prime is 5161933088869. The reversal of 5161933088865 is 5688803391615.

5161933088865 is a `hidden beast` number, since 5 + 1 + 6 + 193 + 308 + 88 + 65 = 666.

It is not a de Polignac number, because 5161933088865 - 2³ = 5161933088857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (5161933088869) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 36785917 + ... + 36925973.

It is an arithmetic number, because the mean of its divisors is an integer number (83933958240).

Almost surely, 2^{5161933088865} is an apocalyptic number.

It is an amenable number.

5161933088865 is an abundant number, since it is smaller than the sum of its proper divisors (5581613565855).

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

5161933088865 is a wasteful number, since it uses less digits than its factorization.

5161933088865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141028 (or 141022 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 63.

The spelling of 5161933088865 in words is "five trillion, one hundred sixty-one billion, nine hundred thirty-three million, eighty-eight thousand, eight hundred sixty-five".