22023451902432 has 96 divisors (see below), whose sum is σ = 58389585276960. Its totient is φ = 7267764787200.

The previous prime is 22023451902349. The next prime is 22023451902433. The reversal of 22023451902432 is 23420915432022.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023451902433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105669558 + ... + 105877770.

It is an arithmetic number, because the mean of its divisors is an integer number (608224846635).

Almost surely, 2^{22023451902432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22023451902432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29194792638480).

22023451902432 is an abundant number, since it is smaller than the sum of its proper divisors (36366133374528).

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

22023451902432 is a wasteful number, since it uses less digits than its factorization.

22023451902432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219236 (or 219228 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 22023451902432 in words is "twenty-two trillion, twenty-three billion, four hundred fifty-one million, nine hundred two thousand, four hundred thirty-two".