45515713525 has 24 divisors (see below), whose sum is σ = 57719196360. Its totient is φ = 35595786240.

The previous prime is 45515713517. The next prime is 45515713531. The reversal of 45515713525 is 52531751554.

It can be written as a sum of positive squares in 12 ways, for example, as 38080790449 + 7434923076 = 195143^2 + 86226^2 .

It is not a de Polignac number, because 45515713525 - 2³ = 45515713517 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, 95871 + ... + 316579.

It is an arithmetic number, because the mean of its divisors is an integer number (2404966515).

Almost surely, 2^45515713525 is an apocalyptic number.

It is an amenable number.

45515713525 is a deficient number, since it is larger than the sum of its proper divisors (12203482835).

45515713525 is a wasteful number, since it uses less digits than its factorization.

45515713525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220905 (or 220900 counting only the distinct ones).

The product of its digits is 525000, while the sum is 43.

The spelling of 45515713525 in words is "forty-five billion, five hundred fifteen million, seven hundred thirteen thousand, five hundred twenty-five".