22423134400 has 42 divisors (see below), whose sum is σ = 55174929020. Its totient is φ = 8969253120.

The previous prime is 22423134379. The next prime is 22423134421. The reversal of 22423134400 is 443132422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22423134379) and next prime (22423134421).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7005630 + ... + 7008829.

Almost surely, 2^22423134400 is an apocalyptic number.

22423134400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22423134400 is an abundant number, since it is smaller than the sum of its proper divisors (32751794620).

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

22423134400 is a wasteful number, since it uses less digits than its factorization.

22423134400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14014481 (or 14014466 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22423134400 its reverse (443132422), we get a palindrome (22866266822).

The spelling of 22423134400 in words is "twenty-two billion, four hundred twenty-three million, one hundred thirty-four thousand, four hundred".