6625252228165 has 16 divisors (see below), whose sum is σ = 8359278119280. Its totient is φ = 5033543800320.

The previous prime is 6625252228157. The next prime is 6625252228171. The reversal of 6625252228165 is 5618222525266.

It can be written as a sum of positive squares in 8 ways, for example, as 1694938402404 + 4930313825761 = 1301898^2 + 2220431^2 .

It is not a de Polignac number, because 6625252228165 - 2³ = 6625252228157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374510784 + ... + 374528473.

It is an arithmetic number, because the mean of its divisors is an integer number (522454882455).

Almost surely, 2^{6625252228165} is an apocalyptic number.

It is an amenable number.

6625252228165 is a deficient number, since it is larger than the sum of its proper divisors (1734025891115).

6625252228165 is a wasteful number, since it uses less digits than its factorization.

6625252228165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749039352.

The product of its digits is 6912000, while the sum is 52.

The spelling of 6625252228165 in words is "six trillion, six hundred twenty-five billion, two hundred fifty-two million, two hundred twenty-eight thousand, one hundred sixty-five".