22164519795444 has 96 divisors (see below), whose sum is σ = 62496556174080. Its totient is φ = 6752328912000.

The previous prime is 22164519795443. The next prime is 22164519795503. The reversal of 22164519795444 is 44459791546122.

22164519795444 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 4 + 5 + 19 + 79 + 544 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22164519795443) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 78010152 + ... + 78293759.

It is an arithmetic number, because the mean of its divisors is an integer number (651005793480).

Almost surely, 2^{22164519795444} is an apocalyptic number.

It is an amenable number.

22164519795444 is an abundant number, since it is smaller than the sum of its proper divisors (40332036378636).

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

22164519795444 is a wasteful number, since it uses less digits than its factorization.

22164519795444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156304038 (or 156304030 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 22164519795444 in words is "twenty-two trillion, one hundred sixty-four billion, five hundred nineteen million, seven hundred ninety-five thousand, four hundred forty-four".