22553235523 has 8 divisors (see below), whose sum is σ = 27757828448. Its totient is φ = 17844318144.

The previous prime is 22553235517. The next prime is 22553235563. The reversal of 22553235523 is 32553235522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22553235523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22553235503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123918786 + ... + 123918967.

It is an arithmetic number, because the mean of its divisors is an integer number (3469728556).

Almost surely, 2^22553235523 is an apocalyptic number.

22553235523 is a deficient number, since it is larger than the sum of its proper divisors (5204592925).

22553235523 is a wasteful number, since it uses less digits than its factorization.

22553235523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247837773.

The product of its digits is 270000, while the sum is 37.

Subtracting 22553235523 from its reverse (32553235522), we obtain a palindrome (9999999999).

The spelling of 22553235523 in words is "twenty-two billion, five hundred fifty-three million, two hundred thirty-five thousand, five hundred twenty-three".