22533522505 has 8 divisors (see below), whose sum is σ = 29120244552. Its totient is φ = 16640139648.

The previous prime is 22533522437. The next prime is 22533522521. The reversal of 22533522505 is 50522533522.

It can be written as a sum of positive squares in 4 ways, for example, as 484836361 + 22048686144 = 22019^2 + 148488^2 .

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-22533522505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173334724 + ... + 173334853.

It is an arithmetic number, because the mean of its divisors is an integer number (3640030569).

Almost surely, 2^22533522505 is an apocalyptic number.

It is an amenable number.

22533522505 is a deficient number, since it is larger than the sum of its proper divisors (6586722047).

22533522505 is a wasteful number, since it uses less digits than its factorization.

22533522505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346669595.

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 22533522505 in words is "twenty-two billion, five hundred thirty-three million, five hundred twenty-two thousand, five hundred five".