22045370533 has 4 divisors (see below), whose sum is σ = 23003864928. Its totient is φ = 21086876140.

The previous prime is 22045370509. The next prime is 22045370573. The reversal of 22045370533 is 33507354022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22045370533 - 2⁹ = 22045370021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22045370573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479247163 + ... + 479247208.

It is an arithmetic number, because the mean of its divisors is an integer number (5750966232).

Almost surely, 2^22045370533 is an apocalyptic number.

22045370533 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22045370533 is a deficient number, since it is larger than the sum of its proper divisors (958494395).

22045370533 is an equidigital number, since it uses as much as digits as its factorization.

22045370533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958494394.

The product of its (nonzero) digits is 75600, while the sum is 34.

The spelling of 22045370533 in words is "twenty-two billion, forty-five million, three hundred seventy thousand, five hundred thirty-three".