625863953 has 12 divisors (see below), whose sum is σ = 739322928. Its totient is φ = 525198960.

The previous prime is 625863943. The next prime is 625863961. The reversal of 625863953 is 359368526.

625863953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 625863953 - 2⁴ = 625863937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 625863898 and 625863907.

It is not an unprimeable number, because it can be changed into a prime (625863913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166475 + ... + 170192.

It is an arithmetic number, because the mean of its divisors is an integer number (61610244).

Almost surely, 2^625863953 is an apocalyptic number.

It is an amenable number.

625863953 is a deficient number, since it is larger than the sum of its proper divisors (113458975).

625863953 is a wasteful number, since it uses less digits than its factorization.

625863953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336704 (or 336691 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 47.

The square root of 625863953 is about 25017.2730928053. The cubic root of 625863953 is about 855.3817489785.

The spelling of 625863953 in words is "six hundred twenty-five million, eight hundred sixty-three thousand, nine hundred fifty-three".