22249494922 has 8 divisors (see below), whose sum is σ = 33404780196. Its totient is φ = 11114568192.

The previous prime is 22249494803. The next prime is 22249494941. The reversal of 22249494922 is 22949494222.

It can be written as a sum of positive squares in 2 ways, for example, as 15232249561 + 7017245361 = 123419^2 + 83769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5086903 + ... + 5091274.

Almost surely, 2^22249494922 is an apocalyptic number.

22249494922 is a deficient number, since it is larger than the sum of its proper divisors (11155285274).

22249494922 is a wasteful number, since it uses less digits than its factorization.

22249494922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10179272.

The product of its digits is 1492992, while the sum is 49.

The spelling of 22249494922 in words is "twenty-two billion, two hundred forty-nine million, four hundred ninety-four thousand, nine hundred twenty-two".