625868044 has 12 divisors (see below), whose sum is σ = 1095481800. Its totient is φ = 312873248.

The previous prime is 625868041. The next prime is 625868051. The reversal of 625868044 is 440868526.

It is not an unprimeable number, because it can be changed into a prime (625868041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14367 + ... + 38185.

It is an arithmetic number, because the mean of its divisors is an integer number (91290150).

Almost surely, 2^625868044 is an apocalyptic number.

It is an amenable number.

625868044 is a deficient number, since it is larger than the sum of its proper divisors (469613756).

625868044 is a wasteful number, since it uses less digits than its factorization.

625868044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30392 (or 30390 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The square root of 625868044 is about 25017.3548561793. The cubic root of 625868044 is about 855.3836127271.

The spelling of 625868044 in words is "six hundred twenty-five million, eight hundred sixty-eight thousand, forty-four".