6672638626 has 8 divisors (see below), whose sum is σ = 10197806364. Its totient is φ = 3273369840.

The previous prime is 6672638593. The next prime is 6672638641. The reversal of 6672638626 is 6268362766.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6553064401 + 119574225 = 80951^2 + 10935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 31474605 + ... + 31474816.

Almost surely, 2^6672638626 is an apocalyptic number.

6672638626 is a deficient number, since it is larger than the sum of its proper divisors (3525167738).

6672638626 is a wasteful number, since it uses less digits than its factorization.

6672638626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62949476.

The product of its digits is 5225472, while the sum is 52.

The square root of 6672638626 is about 81686.2205393296. The cubic root of 6672638626 is about 1882.6338729281.

The spelling of 6672638626 in words is "six billion, six hundred seventy-two million, six hundred thirty-eight thousand, six hundred twenty-six".