226421253522 has 48 divisors (see below), whose sum is σ = 519517809720. Its totient is φ = 71023067136.

The previous prime is 226421253503. The next prime is 226421253523. The reversal of 226421253522 is 225352124622.

226421253522 is a `hidden beast` number, since 2 + 2 + 6 + 4 + 2 + 125 + 3 + 522 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 121536601641 + 104884651881 = 348621^2 + 323859^2 .

It is not an unprimeable number, because it can be changed into a prime (226421253523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2036754 + ... + 2145042.

Almost surely, 2^226421253522 is an apocalyptic number.

226421253522 is an abundant number, since it is smaller than the sum of its proper divisors (293096556198).

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

226421253522 is a wasteful number, since it uses less digits than its factorization.

226421253522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115147 (or 115144 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The spelling of 226421253522 in words is "two hundred twenty-six billion, four hundred twenty-one million, two hundred fifty-three thousand, five hundred twenty-two".