5165615500 has 96 divisors (see below), whose sum is σ = 11917301760. Its totient is φ = 1950609600.

The previous prime is 5165615419. The next prime is 5165615501. The reversal of 5165615500 is 55165615.

It is not an unprimeable number, because it can be changed into a prime (5165615501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3295717 + ... + 3297283.

It is an arithmetic number, because the mean of its divisors is an integer number (124138560).

Almost surely, 2^5165615500 is an apocalyptic number.

5165615500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5165615500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5958650880).

5165615500 is an abundant number, since it is smaller than the sum of its proper divisors (6751686260).

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

5165615500 is a wasteful number, since it uses less digits than its factorization.

5165615500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952 (or 1940 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 5165615500 is about 71872.2164678396. The cubic root of 5165615500 is about 1728.6511476890.

The spelling of 5165615500 in words is "five billion, one hundred sixty-five million, six hundred fifteen thousand, five hundred".