6625090172 has 12 divisors (see below), whose sum is σ = 11637009720. Its totient is φ = 3300230256.

The previous prime is 6625090169. The next prime is 6625090189. The reversal of 6625090172 is 2710905266.

It is a happy number.

It is a congruent number.

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, 3077498 + ... + 3079649.

It is an arithmetic number, because the mean of its divisors is an integer number (969750810).

Almost surely, 2^6625090172 is an apocalyptic number.

It is an amenable number.

6625090172 is a deficient number, since it is larger than the sum of its proper divisors (5011919548).

6625090172 is a wasteful number, since it uses less digits than its factorization.

6625090172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6157420 (or 6157418 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 6625090172 is about 81394.6569008065. The cubic root of 6625090172 is about 1878.1513981234.

The spelling of 6625090172 in words is "six billion, six hundred twenty-five million, ninety thousand, one hundred seventy-two".