225972733126 has 16 divisors (see below), whose sum is σ = 389073457440. Its totient is φ = 96422549760.

The previous prime is 225972733123. The next prime is 225972733139. The reversal of 225972733126 is 621337279522.

225972733126 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225972733126² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225972733126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225972733123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35238955 + ... + 35245366.

It is an arithmetic number, because the mean of its divisors is an integer number (24317091090).

Almost surely, 2^225972733126 is an apocalyptic number.

225972733126 is a deficient number, since it is larger than the sum of its proper divisors (163100724314).

225972733126 is a wasteful number, since it uses less digits than its factorization.

225972733126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70484559.

The product of its digits is 1905120, while the sum is 49.

The spelling of 225972733126 in words is "two hundred twenty-five billion, nine hundred seventy-two million, seven hundred thirty-three thousand, one hundred twenty-six".