22423434020404 has 24 divisors (see below), whose sum is σ = 43736109701760. Its totient is φ = 9996825073536.

The previous prime is 22423434020401. The next prime is 22423434020453. The reversal of 22423434020404 is 40402043432422.

It is a super-2 number, since 2×22423434020404² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 22423434020404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423434020401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8677798252 + ... + 8677800835.

It is an arithmetic number, because the mean of its divisors is an integer number (1822337904240).

Almost surely, 2^{22423434020404} is an apocalyptic number.

It is an amenable number.

22423434020404 is a deficient number, since it is larger than the sum of its proper divisors (21312675681356).

22423434020404 is a wasteful number, since it uses less digits than its factorization.

22423434020404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17355599127 (or 17355599125 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 22423434020404 its reverse (40402043432422), we get a palindrome (62825477452826).

The spelling of 22423434020404 in words is "twenty-two trillion, four hundred twenty-three billion, four hundred thirty-four million, twenty thousand, four hundred four".