11222558464 has 36 divisors (see below), whose sum is σ = 24124461256. Its totient is φ = 5179640832.

The previous prime is 11222558447. The next prime is 11222558489. The reversal of 11222558464 is 46485522211.

It is a congruent number.

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, 1682754 + ... + 1689409.

Almost surely, 2^11222558464 is an apocalyptic number.

It is an amenable number.

11222558464 is an abundant number, since it is smaller than the sum of its proper divisors (12901902792).

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

11222558464 is an equidigital number, since it uses as much as digits as its factorization.

11222558464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3372192 (or 3372178 counting only the distinct ones).

The product of its digits is 153600, while the sum is 40.

The spelling of 11222558464 in words is "eleven billion, two hundred twenty-two million, five hundred fifty-eight thousand, four hundred sixty-four".