625565672 has 16 divisors (see below), whose sum is σ = 1192816800. Its totient is φ = 307481200.

The previous prime is 625565653. The next prime is 625565693. The reversal of 625565672 is 276565526.

It is a super-3 number, since 3×625565672³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662204 + ... + 663147.

It is an arithmetic number, because the mean of its divisors is an integer number (74551050).

Almost surely, 2^625565672 is an apocalyptic number.

It is an amenable number.

625565672 is a deficient number, since it is larger than the sum of its proper divisors (567251128).

625565672 is a wasteful number, since it uses less digits than its factorization.

625565672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325416 (or 1325412 counting only the distinct ones).

The product of its digits is 756000, while the sum is 44.

The square root of 625565672 is about 25011.3108812793. The cubic root of 625565672 is about 855.2458383619.

The spelling of 625565672 in words is "six hundred twenty-five million, five hundred sixty-five thousand, six hundred seventy-two".