22005254533 has 8 divisors (see below), whose sum is σ = 22643389080. Its totient is φ = 21369404160.

The previous prime is 22005254503. The next prime is 22005254543. The reversal of 22005254533 is 33545250022.

It can be written as a sum of positive squares in 4 ways, for example, as 3851195364 + 18154059169 = 62058^2 + 134737^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22005254533 - 2⁹ = 22005254021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22005254495 and 22005254504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22005254503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551488 + ... + 590041.

It is an arithmetic number, because the mean of its divisors is an integer number (2830423635).

Almost surely, 2^22005254533 is an apocalyptic number.

It is an amenable number.

22005254533 is a deficient number, since it is larger than the sum of its proper divisors (638134547).

22005254533 is a wasteful number, since it uses less digits than its factorization.

22005254533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142087.

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 22005254533 in words is "twenty-two billion, five million, two hundred fifty-four thousand, five hundred thirty-three".