226457433621 has 12 divisors (see below), whose sum is σ = 327237806272. Its totient is φ = 150910411176.

The previous prime is 226457433611. The next prime is 226457433637. The reversal of 226457433621 is 126334754622.

226457433621 is a `hidden beast` number, since 2 + 26 + 4 + 574 + 3 + 36 + 21 = 666.

It is not a de Polignac number, because 226457433621 - 2⁵ = 226457433589 is a prime.

It is a super-3 number, since 3×226457433621³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226457433611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5077501 + ... + 5121906.

Almost surely, 2^226457433621 is an apocalyptic number.

It is an amenable number.

226457433621 is a deficient number, since it is larger than the sum of its proper divisors (100780372651).

226457433621 is a wasteful number, since it uses less digits than its factorization.

226457433621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10201880 (or 10201877 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The spelling of 226457433621 in words is "two hundred twenty-six billion, four hundred fifty-seven million, four hundred thirty-three thousand, six hundred twenty-one".