37925766225 has 54 divisors (see below), whose sum is σ = 72160273250. Its totient is φ = 19037214720.

The previous prime is 37925766199. The next prime is 37925766239. The reversal of 37925766225 is 52266752973.

37925766225 is a `hidden beast` number, since 3 + 7 + 9 + 2 + 5 + 7 + 6 + 622 + 5 = 666.

It can be written as a sum of positive squares in 9 ways, for example, as 176384961 + 37749381264 = 13281^2 + 194292^2 .

It is not a de Polignac number, because 37925766225 - 2⁶ = 37925766161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 226600 + ... + 356649.

Almost surely, 2^37925766225 is an apocalyptic number.

It is an amenable number.

37925766225 is a deficient number, since it is larger than the sum of its proper divisors (34234507025).

37925766225 is a wasteful number, since it uses less digits than its factorization.

37925766225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583299 (or 583274 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 54.

The spelling of 37925766225 in words is "thirty-seven billion, nine hundred twenty-five million, seven hundred sixty-six thousand, two hundred twenty-five".