23440442402322 has 36 divisors (see below), whose sum is σ = 55824414486750. Its totient is φ = 7103164363680.

The previous prime is 23440442402263. The next prime is 23440442402323. The reversal of 23440442402322 is 22320424404432.

23440442402322 is a `hidden beast` number, since 2 + 3 + 4 + 404 + 4 + 240 + 2 + 3 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15519195392481 + 7921247009841 = 3939441^2 + 2814471^2 .

It is not an unprimeable number, because it can be changed into a prime (23440442402323) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5381182947 + ... + 5381187302.

Almost surely, 2^{23440442402322} is an apocalyptic number.

23440442402322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23440442402322 is an abundant number, since it is smaller than the sum of its proper divisors (32383972084428).

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

23440442402322 is a wasteful number, since it uses less digits than its factorization.

23440442402322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10762370279 (or 10762370265 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 23440442402322 its reverse (22320424404432), we get a palindrome (45760866806754).

The spelling of 23440442402322 in words is "twenty-three trillion, four hundred forty billion, four hundred forty-two million, four hundred two thousand, three hundred twenty-two".