22504135520223 has 40 divisors (see below), whose sum is σ = 38558458460192. Its totient is φ = 12813081712704.

The previous prime is 22504135520179. The next prime is 22504135520233. The reversal of 22504135520223 is 32202553140522.

It is a happy number.

22504135520223 is a `hidden beast` number, since 2 + 25 + 0 + 41 + 355 + 20 + 223 = 666.

It is not a de Polignac number, because 22504135520223 - 2⁹ = 22504135519711 is a prime.

It is a super-2 number, since 2×22504135520223² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22504135520233) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 71485240 + ... + 71799357.

Almost surely, 2^{22504135520223} is an apocalyptic number.

22504135520223 is a deficient number, since it is larger than the sum of its proper divisors (16054322939969).

22504135520223 is a wasteful number, since it uses less digits than its factorization.

22504135520223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143284893 (or 143284884 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 22504135520223 its reverse (32202553140522), we get a palindrome (54706688660745).

The spelling of 22504135520223 in words is "twenty-two trillion, five hundred four billion, one hundred thirty-five million, five hundred twenty thousand, two hundred twenty-three".