6626353225 has 12 divisors (see below), whose sum is σ = 8234991900. Its totient is φ = 5289267200.

The previous prime is 6626353193. The next prime is 6626353229. The reversal of 6626353225 is 5223536266.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 151093264 + 6475259961 = 12292^2 + 80469^2 .

It is not a de Polignac number, because 6626353225 - 2⁵ = 6626353193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6626353229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283936 + ... + 306385.

It is an arithmetic number, because the mean of its divisors is an integer number (686249325).

Almost surely, 2^6626353225 is an apocalyptic number.

It is an amenable number.

6626353225 is a deficient number, since it is larger than the sum of its proper divisors (1608638675).

6626353225 is a wasteful number, since it uses less digits than its factorization.

6626353225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590780 (or 590775 counting only the distinct ones).

The product of its digits is 388800, while the sum is 40.

The square root of 6626353225 is about 81402.4153511430. The cubic root of 6626353225 is about 1878.2707451291.

The spelling of 6626353225 in words is "six billion, six hundred twenty-six million, three hundred fifty-three thousand, two hundred twenty-five".