225126666132 has 12 divisors (see below), whose sum is σ = 525295554336. Its totient is φ = 75042222040.

The previous prime is 225126666113. The next prime is 225126666143. The reversal of 225126666132 is 231666621522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9380277744 + ... + 9380277767.

It is an arithmetic number, because the mean of its divisors is an integer number (43774629528).

Almost surely, 2^225126666132 is an apocalyptic number.

It is an amenable number.

225126666132 is an abundant number, since it is smaller than the sum of its proper divisors (300168888204).

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

225126666132 is a wasteful number, since it uses less digits than its factorization.

225126666132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18760555518 (or 18760555516 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The spelling of 225126666132 in words is "two hundred twenty-five billion, one hundred twenty-six million, six hundred sixty-six thousand, one hundred thirty-two".