22144154354424 has 48 divisors (see below), whose sum is σ = 59974818199920. Its totient is φ = 7381253483520.

The previous prime is 22144154354407. The next prime is 22144154354453. The reversal of 22144154354424 is 42445345144122.

22144154354424 is a `hidden beast` number, since 2 + 2 + 1 + 4 + 41 + 5 + 43 + 544 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22144154354424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1383064 + ... + 6797144.

It is an arithmetic number, because the mean of its divisors is an integer number (1249475379165).

Almost surely, 2^{22144154354424} is an apocalyptic number.

22144154354424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22144154354424 is an abundant number, since it is smaller than the sum of its proper divisors (37830663845496).

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

22144154354424 is a wasteful number, since it uses less digits than its factorization.

22144154354424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5470900 (or 5470893 counting only the distinct ones).

The product of its digits is 2457600, while the sum is 45.

Adding to 22144154354424 its reverse (42445345144122), we get a palindrome (64589499498546).

The spelling of 22144154354424 in words is "twenty-two trillion, one hundred forty-four billion, one hundred fifty-four million, three hundred fifty-four thousand, four hundred twenty-four".