45257241515 has 16 divisors (see below), whose sum is σ = 56248516800. Its totient is φ = 34915558272.

The previous prime is 45257241443. The next prime is 45257241517. The reversal of 45257241515 is 51514275254.

45257241515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45257241515 - 2⁸ = 45257241259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45257241517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64352 + ... + 307661.

It is an arithmetic number, because the mean of its divisors is an integer number (3515532300).

Almost surely, 2^45257241515 is an apocalyptic number.

45257241515 is a deficient number, since it is larger than the sum of its proper divisors (10991275285).

45257241515 is a wasteful number, since it uses less digits than its factorization.

45257241515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372886.

The product of its digits is 280000, while the sum is 41.

The spelling of 45257241515 in words is "forty-five billion, two hundred fifty-seven million, two hundred forty-one thousand, five hundred fifteen".