45520224525 has 36 divisors (see below), whose sum is σ = 81548887680. Its totient is φ = 24272359200.

The previous prime is 45520224523. The next prime is 45520224559. The reversal of 45520224525 is 52542202554.

It is not a de Polignac number, because 45520224525 - 2¹ = 45520224523 is a prime.

It is a super-2 number, since 2×45520224525² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45520224525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45520224521) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1212486 + ... + 1249464.

It is an arithmetic number, because the mean of its divisors is an integer number (2265246880).

Almost surely, 2^45520224525 is an apocalyptic number.

45520224525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45520224525 is a deficient number, since it is larger than the sum of its proper divisors (36028663155).

45520224525 is a wasteful number, since it uses less digits than its factorization.

45520224525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42466 (or 42458 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The spelling of 45520224525 in words is "forty-five billion, five hundred twenty million, two hundred twenty-four thousand, five hundred twenty-five".