45224553825 has 336 divisors, whose sum is σ = 99925032960. Its totient is φ = 20050416000.

The previous prime is 45224553797. The next prime is 45224553833. The reversal of 45224553825 is 52835542254.

45224553825 is a `hidden beast` number, since 4 + 52 + 2 + 45 + 538 + 25 = 666.

It is not a de Polignac number, because 45224553825 - 2⁷ = 45224553697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 118079584 + ... + 118079966.

Almost surely, 2^45224553825 is an apocalyptic number.

45224553825 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45224553825 is an abundant number, since it is smaller than the sum of its proper divisors (54700479135).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45224553825 is a wasteful number, since it uses less digits than its factorization.

45224553825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 452 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 45.

The spelling of 45224553825 in words is "forty-five billion, two hundred twenty-four million, five hundred fifty-three thousand, eight hundred twenty-five".