2715253515 has 64 divisors (see below), whose sum is σ = 5504284800. Its totient is φ = 1258094592.

The previous prime is 2715253487. The next prime is 2715253529. The reversal of 2715253515 is 5153525172.

2715253515 is a `hidden beast` number, since 2 + 71 + 52 + 535 + 1 + 5 = 666.

It is not a de Polignac number, because 2715253515 - 2⁵ = 2715253483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2715253515.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15670 + ... + 75339.

It is an arithmetic number, because the mean of its divisors is an integer number (86004450).

Almost surely, 2^2715253515 is an apocalyptic number.

2715253515 is an abundant number, since it is smaller than the sum of its proper divisors (2789031285).

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

2715253515 is a wasteful number, since it uses less digits than its factorization.

2715253515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91053 (or 91047 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 2715253515 is about 52108.0945247473. The cubic root of 2715253515 is about 1395.0939698521.

Adding to 2715253515 its reverse (5153525172), we get a palindrome (7868778687).

The spelling of 2715253515 in words is "two billion, seven hundred fifteen million, two hundred fifty-three thousand, five hundred fifteen".