225733172126 has 24 divisors (see below), whose sum is σ = 425348459760. Its totient is φ = 87947988480.

The previous prime is 225733172101. The next prime is 225733172143. The reversal of 225733172126 is 621271337522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66625571 + ... + 66628958.

It is an arithmetic number, because the mean of its divisors is an integer number (17722852490).

Almost surely, 2^225733172126 is an apocalyptic number.

225733172126 is a deficient number, since it is larger than the sum of its proper divisors (199615287634).

225733172126 is a wasteful number, since it uses less digits than its factorization.

225733172126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133254560 (or 133254549 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The spelling of 225733172126 in words is "two hundred twenty-five billion, seven hundred thirty-three million, one hundred seventy-two thousand, one hundred twenty-six".