2515894995 has 32 divisors (see below), whose sum is σ = 4120376832. Its totient is φ = 1310522112.

The previous prime is 2515894981. The next prime is 2515895009. The reversal of 2515894995 is 5994985152.

It is an interprime number because it is at equal distance from previous prime (2515894981) and next prime (2515895009).

It is not a de Polignac number, because 2515894995 - 2⁵ = 2515894963 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101632 + ... + 123938.

It is an arithmetic number, because the mean of its divisors is an integer number (128761776).

Almost surely, 2^2515894995 is an apocalyptic number.

2515894995 is a deficient number, since it is larger than the sum of its proper divisors (1604481837).

2515894995 is a wasteful number, since it uses less digits than its factorization.

2515894995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22491.

The product of its digits is 5832000, while the sum is 57.

The square root of 2515894995 is about 50158.6980991333. The cubic root of 2515894995 is about 1360.0791107023.

The spelling of 2515894995 in words is "two billion, five hundred fifteen million, eight hundred ninety-four thousand, nine hundred ninety-five".