625653556 has 12 divisors (see below), whose sum is σ = 1194429600. Its totient is φ = 284387960.

The previous prime is 625653547. The next prime is 625653557. The reversal of 625653556 is 655356526.

625653556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625653557) 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, 7109656 + ... + 7109743.

It is an arithmetic number, because the mean of its divisors is an integer number (99535800).

Almost surely, 2^625653556 is an apocalyptic number.

It is an amenable number.

625653556 is a deficient number, since it is larger than the sum of its proper divisors (568776044).

625653556 is a wasteful number, since it uses less digits than its factorization.

625653556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14219414 (or 14219412 counting only the distinct ones).

The product of its digits is 810000, while the sum is 43.

The square root of 625653556 is about 25013.0677047019. The cubic root of 625653556 is about 855.2858868647.

The spelling of 625653556 in words is "six hundred twenty-five million, six hundred fifty-three thousand, five hundred fifty-six".