5115605100 has 72 divisors (see below), whose sum is σ = 14819051520. Its totient is φ = 1362511680.

The previous prime is 5115605093. The next prime is 5115605149. The reversal of 5115605100 is 15065115.

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, 249021 + ... + 268779.

It is an arithmetic number, because the mean of its divisors is an integer number (205820160).

Almost surely, 2^5115605100 is an apocalyptic number.

5115605100 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 5115605100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7409525760).

5115605100 is an abundant number, since it is smaller than the sum of its proper divisors (9703446420).

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

5115605100 is a wasteful number, since it uses less digits than its factorization.

5115605100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20639 (or 20632 counting only the distinct ones).

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

The square root of 5115605100 is about 71523.4583895382. The cubic root of 5115605100 is about 1723.0544585096.

The spelling of 5115605100 in words is "five billion, one hundred fifteen million, six hundred five thousand, one hundred".