22662444402444 has 72 divisors (see below), whose sum is σ = 67104380847168. Its totient is φ = 5886349193760.

The previous prime is 22662444402443. The next prime is 22662444402497. The reversal of 22662444402444 is 44420444426622.

It is a junction number, because it is equal to n+sod(n) for n = 22662444402393 and 22662444402402.

It is not an unprimeable number, because it can be changed into a prime (22662444402443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1751883174 + ... + 1751896109.

It is an arithmetic number, because the mean of its divisors is an integer number (932005289544).

Almost surely, 2^{22662444402444} is an apocalyptic number.

It is an amenable number.

22662444402444 is an abundant number, since it is smaller than the sum of its proper divisors (44441936444724).

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

22662444402444 is a wasteful number, since it uses less digits than its factorization.

22662444402444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503779315 (or 3503779306 counting only the distinct ones).

The product of its (nonzero) digits is 9437184, while the sum is 48.

The spelling of 22662444402444 in words is "twenty-two trillion, six hundred sixty-two billion, four hundred forty-four million, four hundred two thousand, four hundred forty-four".