625550552 has 16 divisors (see below), whose sum is σ = 1279535400. Its totient is φ = 284341120.

The previous prime is 625550551. The next prime is 625550579. The reversal of 625550552 is 255055526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625550551) 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, 3554177 + ... + 3554352.

Almost surely, 2^625550552 is an apocalyptic number.

It is an amenable number.

625550552 is an abundant number, since it is smaller than the sum of its proper divisors (653984848).

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

625550552 is a wasteful number, since it uses less digits than its factorization.

625550552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7108546 (or 7108542 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 35.

The square root of 625550552 is about 25011.0086162074. The cubic root of 625550552 is about 855.2389478403.

The spelling of 625550552 in words is "six hundred twenty-five million, five hundred fifty thousand, five hundred fifty-two".