19222884056896 has 56 divisors (see below), whose sum is σ = 42081616216584. Its totient is φ = 8655707627520.

The previous prime is 19222884056867. The next prime is 19222884056921. The reversal of 19222884056896 is 69865048822291.

It can be written as a sum of positive squares in 4 ways, for example, as 511030538496 + 18711853518400 = 714864^2 + 4325720^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281727205 + ... + 281795428.

It is an arithmetic number, because the mean of its divisors is an integer number (751457432439).

Almost surely, 2^{19222884056896} is an apocalyptic number.

19222884056896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19222884056896 is an abundant number, since it is smaller than the sum of its proper divisors (22858732159688).

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

19222884056896 is a wasteful number, since it uses less digits than its factorization.

19222884056896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563522699 (or 563522689 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 70.

The spelling of 19222884056896 in words is "nineteen trillion, two hundred twenty-two billion, eight hundred eighty-four million, fifty-six thousand, eight hundred ninety-six".