22004131344 has 80 divisors (see below), whose sum is σ = 64438584000. Its totient is φ = 6414156288.

The previous prime is 22004131313. The next prime is 22004131381. The reversal of 22004131344 is 44313140022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 916119 + ... + 939830.

It is an arithmetic number, because the mean of its divisors is an integer number (805482300).

Almost surely, 2^22004131344 is an apocalyptic number.

22004131344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22004131344 is an abundant number, since it is smaller than the sum of its proper divisors (42434452656).

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

22004131344 is a wasteful number, since it uses less digits than its factorization.

22004131344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855992 (or 1855986 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22004131344 its reverse (44313140022), we get a palindrome (66317271366).

The spelling of 22004131344 in words is "twenty-two billion, four million, one hundred thirty-one thousand, three hundred forty-four".