225716122632609 has 48 divisors (see below), whose sum is σ = 379711637315712. Its totient is φ = 126523543221504.

The previous prime is 225716122632527. The next prime is 225716122632619. The reversal of 225716122632609 is 906236221617522.

225716122632609 is a `hidden beast` number, since 2 + 2 + 5 + 7 + 1 + 6 + 1 + 2 + 26 + 3 + 2 + 609 = 666.

It is not a de Polignac number, because 225716122632609 - 2⁸ = 225716122632353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225716122632619) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11712837 + ... + 24261549.

It is an arithmetic number, because the mean of its divisors is an integer number (7910659110744).

Almost surely, 2^{225716122632609} is an apocalyptic number.

It is an amenable number.

225716122632609 is a deficient number, since it is larger than the sum of its proper divisors (153995514683103).

225716122632609 is a wasteful number, since it uses less digits than its factorization.

225716122632609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12554166 (or 12554163 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 225716122632609 in words is "two hundred twenty-five trillion, seven hundred sixteen billion, one hundred twenty-two million, six hundred thirty-two thousand, six hundred nine".