2624428668 has 24 divisors (see below), whose sum is σ = 6155401168. Its totient is φ = 870276096.

The previous prime is 2624428663. The next prime is 2624428679. The reversal of 2624428668 is 8668244262.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2624428663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564271 + ... + 568902.

Almost surely, 2^2624428668 is an apocalyptic number.

It is an amenable number.

2624428668 is an abundant number, since it is smaller than the sum of its proper divisors (3530972500).

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

2624428668 is a wasteful number, since it uses less digits than its factorization.

2624428668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133373 (or 1133371 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 48.

The square root of 2624428668 is about 51229.1778969759. The cubic root of 2624428668 is about 1379.3620008230.

The spelling of 2624428668 in words is "two billion, six hundred twenty-four million, four hundred twenty-eight thousand, six hundred sixty-eight".