22321423404 has 36 divisors (see below), whose sum is σ = 64484112784. Its totient is φ = 6377549472.

The previous prime is 22321423357. The next prime is 22321423463. The reversal of 22321423404 is 40432412322.

22321423404 is a `hidden beast` number, since 2 + 23 + 214 + 23 + 404 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×22321423404³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 44288287 + ... + 44288790.

Almost surely, 2^22321423404 is an apocalyptic number.

It is an amenable number.

22321423404 is an abundant number, since it is smaller than the sum of its proper divisors (42162689380).

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

22321423404 is a wasteful number, since it uses less digits than its factorization.

22321423404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88577094 (or 88577089 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22321423404 its reverse (40432412322), we get a palindrome (62753835726).

It can be divided in two parts, 2232 and 1423404, that added together give a square (1425636 = 1194²).

The spelling of 22321423404 in words is "twenty-two billion, three hundred twenty-one million, four hundred twenty-three thousand, four hundred four".