22997700891144 has 192 divisors, whose sum is σ = 74921571379200. Its totient is φ = 6472700207424.

The previous prime is 22997700891131. The next prime is 22997700891161. The reversal of 22997700891144 is 44119800779922.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11700304 + ... + 13523775.

It is an arithmetic number, because the mean of its divisors is an integer number (390216517600).

Almost surely, 2^{22997700891144} is an apocalyptic number.

22997700891144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22997700891144 is an abundant number, since it is smaller than the sum of its proper divisors (51923870488056).

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

22997700891144 is a wasteful number, since it uses less digits than its factorization.

22997700891144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25224174 (or 25224158 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 22997700891144 in words is "twenty-two trillion, nine hundred ninety-seven billion, seven hundred million, eight hundred ninety-one thousand, one hundred forty-four".