6626612025 has 120 divisors (see below), whose sum is σ = 13439863008. Its totient is φ = 3201120000.

The previous prime is 6626612009. The next prime is 6626612029. The reversal of 6626612025 is 5202166266.

6626612025 is a `hidden beast` number, since 6 + 626 + 6 + 1 + 2 + 0 + 25 = 666.

It is not a de Polignac number, because 6626612025 - 2⁴ = 6626612009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6626612029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 11604990 + ... + 11605560.

Almost surely, 2^6626612025 is an apocalyptic number.

It is an amenable number.

6626612025 is an abundant number, since it is smaller than the sum of its proper divisors (6813250983).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6626612025 is a wasteful number, since it uses less digits than its factorization.

6626612025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 6626612025 is about 81404.0049690431. The cubic root of 6626612025 is about 1878.2951975000.

The spelling of 6626612025 in words is "six billion, six hundred twenty-six million, six hundred twelve thousand, twenty-five".