625633612 has 6 divisors (see below), whose sum is σ = 1094858828. Its totient is φ = 312816804.

The previous prime is 625633597. The next prime is 625633651. The reversal of 625633612 is 216336526.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78204198 + ... + 78204205.

Almost surely, 2^625633612 is an apocalyptic number.

It is an amenable number.

625633612 is a deficient number, since it is larger than the sum of its proper divisors (469225216).

625633612 is a wasteful number, since it uses less digits than its factorization.

625633612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156408407 (or 156408405 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 625633612 is about 25012.6690299136. The cubic root of 625633612 is about 855.2767987665.

The spelling of 625633612 in words is "six hundred twenty-five million, six hundred thirty-three thousand, six hundred twelve".