22040252050144 has 12 divisors (see below), whose sum is σ = 43391746223784. Its totient is φ = 11020126025056.

The previous prime is 22040252050129. The next prime is 22040252050343. The reversal of 22040252050144 is 44105025204022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344378938252 + ... + 344378938315.

It is an arithmetic number, because the mean of its divisors is an integer number (3615978851982).

Almost surely, 2^{22040252050144} is an apocalyptic number.

It is an amenable number.

22040252050144 is a deficient number, since it is larger than the sum of its proper divisors (21351494173640).

22040252050144 is an equidigital number, since it uses as much as digits as its factorization.

22040252050144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688757876577 (or 688757876569 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 22040252050144 its reverse (44105025204022), we get a palindrome (66145277254166).

The spelling of 22040252050144 in words is "twenty-two trillion, forty billion, two hundred fifty-two million, fifty thousand, one hundred forty-four".