45512532513025 has 24 divisors (see below), whose sum is σ = 57755448037760. Its totient is φ = 35558691215040.

The previous prime is 45512532512981. The next prime is 45512532513037. The reversal of 45512532513025 is 52031523521554.

It is not a de Polignac number, because 45512532513025 - 2²⁵ = 45512498958593 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5612659 + ... + 11069191.

Almost surely, 2^{45512532513025} is an apocalyptic number.

It is an amenable number.

45512532513025 is a deficient number, since it is larger than the sum of its proper divisors (12242915524735).

45512532513025 is a wasteful number, since it uses less digits than its factorization.

45512532513025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464345 (or 5464340 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 45512532513025 in words is "forty-five trillion, five hundred twelve billion, five hundred thirty-two million, five hundred thirteen thousand, twenty-five".