5115146520 has 128 divisors (see below), whose sum is σ = 16868839680. Its totient is φ = 1230528000.

The previous prime is 5115146497. The next prime is 5115146563. The reversal of 5115146520 is 256415115.

It is a super-2 number, since 2×5115146520² = 52329447842136220800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158130 + ... + 187710.

It is an arithmetic number, because the mean of its divisors is an integer number (131787810).

Almost surely, 2^5115146520 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 5115146520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8434419840).

5115146520 is an abundant number, since it is smaller than the sum of its proper divisors (11753693160).

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

5115146520 is a wasteful number, since it uses less digits than its factorization.

5115146520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29737 (or 29733 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 5115146520 is about 71520.2525163327. The cubic root of 5115146520 is about 1723.0029701773.

The spelling of 5115146520 in words is "five billion, one hundred fifteen million, one hundred forty-six thousand, five hundred twenty".