22432012140432 has 80 divisors (see below), whose sum is σ = 58137102826560. Its totient is φ = 7453152301056.

The previous prime is 22432012140389. The next prime is 22432012140437. The reversal of 22432012140432 is 23404121023422.

It is a self number, because there is not a number n which added to its sum of digits gives 22432012140432.

It is not an unprimeable number, because it can be changed into a prime (22432012140437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17720488 + ... + 18944120.

It is an arithmetic number, because the mean of its divisors is an integer number (726713785332).

Almost surely, 2^{22432012140432} is an apocalyptic number.

It is an amenable number.

22432012140432 is an abundant number, since it is smaller than the sum of its proper divisors (35705090686128).

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

22432012140432 is a wasteful number, since it uses less digits than its factorization.

22432012140432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224880 (or 1224874 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 22432012140432 its reverse (23404121023422), we get a palindrome (45836133163854).

The spelling of 22432012140432 in words is "twenty-two trillion, four hundred thirty-two billion, twelve million, one hundred forty thousand, four hundred thirty-two".