6626791325 has 24 divisors (see below), whose sum is σ = 10244850240. Its totient is φ = 4130985600.

The previous prime is 6626791321. The next prime is 6626791331. The reversal of 6626791325 is 5231976266.

It is not a de Polignac number, because 6626791325 - 2² = 6626791321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6626791325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6626791321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1719320 + ... + 1723169.

It is an arithmetic number, because the mean of its divisors is an integer number (426868760).

Almost surely, 2^6626791325 is an apocalyptic number.

It is an amenable number.

6626791325 is a deficient number, since it is larger than the sum of its proper divisors (3618058915).

6626791325 is a wasteful number, since it uses less digits than its factorization.

6626791325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442517 (or 3442512 counting only the distinct ones).

The product of its digits is 816480, while the sum is 47.

The square root of 6626791325 is about 81405.1062587600. The cubic root of 6626791325 is about 1878.3121380467.

The spelling of 6626791325 in words is "six billion, six hundred twenty-six million, seven hundred ninety-one thousand, three hundred twenty-five".