22276844421842 has 16 divisors (see below), whose sum is σ = 34788496776792. Its totient is φ = 10688926458240.

The previous prime is 22276844421823. The next prime is 22276844421863. The reversal of 22276844421842 is 24812444867222.

It can be written as a sum of positive squares in 4 ways, for example, as 22163201943961 + 113642477881 = 4707781^2 + 337109^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2061901709 + ... + 2061912512.

Almost surely, 2^{22276844421842} is an apocalyptic number.

22276844421842 is a deficient number, since it is larger than the sum of its proper divisors (12511652354950).

22276844421842 is a wasteful number, since it uses less digits than its factorization.

22276844421842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123814333.

The product of its digits is 22020096, while the sum is 56.

The spelling of 22276844421842 in words is "twenty-two trillion, two hundred seventy-six billion, eight hundred forty-four million, four hundred twenty-one thousand, eight hundred forty-two".