226642531634 has 4 divisors (see below), whose sum is σ = 339963797454. Its totient is φ = 113321265816.

The previous prime is 226642531579. The next prime is 226642531637. The reversal of 226642531634 is 436135246622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 206520258025 + 20122273609 = 454445^2 + 141853^2 .

It is not an unprimeable number, because it can be changed into a prime (226642531637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56660632907 + ... + 56660632910.

Almost surely, 2^226642531634 is an apocalyptic number.

226642531634 is a deficient number, since it is larger than the sum of its proper divisors (113321265820).

226642531634 is a wasteful number, since it uses less digits than its factorization.

226642531634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113321265819.

The product of its digits is 1244160, while the sum is 44.

The spelling of 226642531634 in words is "two hundred twenty-six billion, six hundred forty-two million, five hundred thirty-one thousand, six hundred thirty-four".