624627607668 has 48 divisors (see below), whose sum is σ = 1460358172224. Its totient is φ = 207796126720.

The previous prime is 624627607573. The next prime is 624627607673. The reversal of 624627607668 is 866706726426.

624627607668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×624627607668² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 16887571 + ... + 16924517.

It is an arithmetic number, because the mean of its divisors is an integer number (30424128588).

Almost surely, 2^624627607668 is an apocalyptic number.

It is an amenable number.

624627607668 is an abundant number, since it is smaller than the sum of its proper divisors (835730564556).

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

624627607668 is a wasteful number, since it uses less digits than its factorization.

624627607668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39712 (or 39710 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 60.

The spelling of 624627607668 in words is "six hundred twenty-four billion, six hundred twenty-seven million, six hundred seven thousand, six hundred sixty-eight".