2515851045 has 24 divisors (see below), whose sum is σ = 4383654912. Its totient is φ = 1334757600.

The previous prime is 2515851017. The next prime is 2515851059. The reversal of 2515851045 is 5401585152.

2515851045 is a `hidden beast` number, since 2 + 51 + 58 + 510 + 45 = 666.

It is not a de Polignac number, because 2515851045 - 2⁷ = 2515850917 is a prime.

It is a congruent number.

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, 137761 + ... + 154950.

It is an arithmetic number, because the mean of its divisors is an integer number (182652288).

Almost surely, 2^2515851045 is an apocalyptic number.

It is an amenable number.

2515851045 is a deficient number, since it is larger than the sum of its proper divisors (1867803867).

2515851045 is a wasteful number, since it uses less digits than its factorization.

2515851045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292913 (or 292910 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The square root of 2515851045 is about 50158.2599877627. The cubic root of 2515851045 is about 1360.0711909461.

The spelling of 2515851045 in words is "two billion, five hundred fifteen million, eight hundred fifty-one thousand, forty-five".