22534573573 has 16 divisors (see below), whose sum is σ = 23541625024. Its totient is φ = 21549939840.

The previous prime is 22534573571. The next prime is 22534573603. The reversal of 22534573573 is 37537543522.

It is a cyclic number.

It is not a de Polignac number, because 22534573573 - 2¹ = 22534573571 is a prime.

It is a super-2 number, since 2×22534573573² (a number of 22 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 (22534573571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122958 + ... + 1142848.

It is an arithmetic number, because the mean of its divisors is an integer number (1471351564).

Almost surely, 2^22534573573 is an apocalyptic number.

It is an amenable number.

22534573573 is a deficient number, since it is larger than the sum of its proper divisors (1007051451).

22534573573 is a wasteful number, since it uses less digits than its factorization.

22534573573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20452.

The product of its digits is 2646000, while the sum is 46.

The spelling of 22534573573 in words is "twenty-two billion, five hundred thirty-four million, five hundred seventy-three thousand, five hundred seventy-three".