22432112402144 has 24 divisors (see below), whose sum is σ = 45190272952440. Its totient is φ = 10955217684096.

The previous prime is 22432112402137. The next prime is 22432112402149. The reversal of 22432112402144 is 44120421123422.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 22432112402144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22432112402149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8151202259 + ... + 8151205010.

It is an arithmetic number, because the mean of its divisors is an integer number (1882928039685).

Almost surely, 2^{22432112402144} is an apocalyptic number.

It is an amenable number.

22432112402144 is an abundant number, since it is smaller than the sum of its proper divisors (22758160550296).

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

22432112402144 is a wasteful number, since it uses less digits than its factorization.

22432112402144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16302407322 (or 16302407314 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 22432112402144 its reverse (44120421123422), we get a palindrome (66552533525566).

The spelling of 22432112402144 in words is "twenty-two trillion, four hundred thirty-two billion, one hundred twelve million, four hundred two thousand, one hundred forty-four".