625350660 has 48 divisors (see below), whose sum is σ = 1910164032. Its totient is φ = 151600000.

The previous prime is 625350659. The next prime is 625350673. The reversal of 625350660 is 66053526.

625350660 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473091 + ... + 474410.

It is an arithmetic number, because the mean of its divisors is an integer number (39795084).

Almost surely, 2^625350660 is an apocalyptic number.

625350660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

625350660 is an abundant number, since it is smaller than the sum of its proper divisors (1284813372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625350660 is a wasteful number, since it uses less digits than its factorization.

625350660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947524 (or 947522 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 625350660 is about 25007.0122165764. The cubic root of 625350660 is about 855.1478421544.

The spelling of 625350660 in words is "six hundred twenty-five million, three hundred fifty thousand, six hundred sixty".