6622474525 has 48 divisors (see below), whose sum is σ = 9109024128. Its totient is φ = 4750592000.

The previous prime is 6622474513. The next prime is 6622474543. The reversal of 6622474525 is 5254742266.

6622474525 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-6622474525 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2745570 + ... + 2747980.

It is an arithmetic number, because the mean of its divisors is an integer number (189771336).

Almost surely, 2^6622474525 is an apocalyptic number.

It is an amenable number.

6622474525 is a deficient number, since it is larger than the sum of its proper divisors (2486549603).

6622474525 is a wasteful number, since it uses less digits than its factorization.

6622474525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742 (or 2737 counting only the distinct ones).

The product of its digits is 806400, while the sum is 43.

The square root of 6622474525 is about 81378.5876321284. The cubic root of 6622474525 is about 1877.9041950618.

The spelling of 6622474525 in words is "six billion, six hundred twenty-two million, four hundred seventy-four thousand, five hundred twenty-five".