5115057864 has 96 divisors (see below), whose sum is σ = 15127754400. Its totient is φ = 1436655360.

The previous prime is 5115057851. The next prime is 5115057881. The reversal of 5115057864 is 4687505115.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 32524 + ... + 106244.

It is an arithmetic number, because the mean of its divisors is an integer number (157580775).

Almost surely, 2^5115057864 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 5115057864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7563877200).

5115057864 is an abundant number, since it is smaller than the sum of its proper divisors (10012696536).

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

5115057864 is a wasteful number, since it uses less digits than its factorization.

5115057864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73803 (or 73792 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 42.

The square root of 5115057864 is about 71519.6327171777. The cubic root of 5115057864 is about 1722.9930157258.

The spelling of 5115057864 in words is "five billion, one hundred fifteen million, fifty-seven thousand, eight hundred sixty-four".