5115501312 has 36 divisors (see below), whose sum is σ = 13614695640. Its totient is φ = 1705166848.

The previous prime is 5115501289. The next prime is 5115501373. The reversal of 5115501312 is 2131055115.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3329637 + ... + 3331172.

It is an arithmetic number, because the mean of its divisors is an integer number (378185990).

Almost surely, 2^5115501312 is an apocalyptic number.

It is an amenable number.

5115501312 is an abundant number, since it is smaller than the sum of its proper divisors (8499194328).

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

5115501312 is an equidigital number, since it uses as much as digits as its factorization.

5115501312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6660828 (or 6660814 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 5115501312 is about 71522.7328336942. The cubic root of 5115501312 is about 1723.0428056955.

Adding to 5115501312 its reverse (2131055115), we get a palindrome (7246556427).

The spelling of 5115501312 in words is "five billion, one hundred fifteen million, five hundred one thousand, three hundred twelve".