22402044441440 has 96 divisors (see below), whose sum is σ = 54642576651264. Its totient is φ = 8673424220160.

The previous prime is 22402044441433. The next prime is 22402044441461. The reversal of 22402044441440 is 4414444020422.

It is a self number, because there is not a number n which added to its sum of digits gives 22402044441440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12611549 + ... + 14277788.

It is an arithmetic number, because the mean of its divisors is an integer number (569193506784).

Almost surely, 2^{22402044441440} is an apocalyptic number.

22402044441440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22402044441440 is an abundant number, since it is smaller than the sum of its proper divisors (32240532209824).

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

22402044441440 is a wasteful number, since it uses less digits than its factorization.

22402044441440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26889520 (or 26889512 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 35.

Adding to 22402044441440 its reverse (4414444020422), we get a palindrome (26816488461862).

The spelling of 22402044441440 in words is "twenty-two trillion, four hundred two billion, forty-four million, four hundred forty-one thousand, four hundred forty".