226231507044 has 27 divisors (see below), whose sum is σ = 571870190073. Its totient is φ = 75409551072.

The previous prime is 226231507013. The next prime is 226231507069. The reversal of 226231507044 is 440705132622.

The square root of 226231507044 is 475638.

It is a perfect power (a square), and thus also a powerful number.

226231507044 is a `hidden beast` number, since 22 + 62 + 31 + 507 + 0 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39358592100 + 186872914944 = 198390^2 + 432288^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2814192 + ... + 2893464.

Almost surely, 2^226231507044 is an apocalyptic number.

226231507044 is the 475638-th square number.

It is an amenable number.

226231507044 is an abundant number, since it is smaller than the sum of its proper divisors (345638683029).

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

226231507044 is an frugal number, since it uses more digits than its factorization.

226231507044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158556 (or 79278 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Multiplying 226231507044 by its sum of digits (36), we get a square (8144334253584 = 2853828²).

226231507044 divided by its sum of digits (36) gives a square (6284208529 = 79273²).

Adding to 226231507044 its reverse (440705132622), we get a palindrome (666936639666).

The spelling of 226231507044 in words is "two hundred twenty-six billion, two hundred thirty-one million, five hundred seven thousand, forty-four".