22444844422 has 192 divisors, whose sum is σ = 48649144320. Its totient is φ = 7530716160.

The previous prime is 22444844393. The next prime is 22444844447.

It is a happy number.

22444844422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22444844422² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 62520279 + ... + 62520637.

It is an arithmetic number, because the mean of its divisors is an integer number (253380960).

Almost surely, 2^22444844422 is an apocalyptic number.

22444844422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22444844422 is an abundant number, since it is smaller than the sum of its proper divisors (26204299898).

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

22444844422 is a wasteful number, since it uses less digits than its factorization.

22444844422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 576 counting only the distinct ones).

The product of its digits is 524288, while the sum is 40.

The spelling of 22444844422 in words is "twenty-two billion, four hundred forty-four million, eight hundred forty-four thousand, four hundred twenty-two".