52425155225 has 24 divisors (see below), whose sum is σ = 67873721280. Its totient is φ = 40092909120.

The previous prime is 52425155173. The next prime is 52425155239. The reversal of 52425155225 is 52255152425.

It is a de Polignac number, because none of the positive numbers 2^k-52425155225 is a prime.

It is a Curzon 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, 978431 + ... + 1030619.

It is an arithmetic number, because the mean of its divisors is an integer number (2828071720).

Almost surely, 2^52425155225 is an apocalyptic number.

It is an amenable number.

52425155225 is a deficient number, since it is larger than the sum of its proper divisors (15448566055).

52425155225 is a wasteful number, since it uses less digits than its factorization.

52425155225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53969 (or 53964 counting only the distinct ones).

The product of its digits is 200000, while the sum is 38.

The spelling of 52425155225 in words is "fifty-two billion, four hundred twenty-five million, one hundred fifty-five thousand, two hundred twenty-five".