22533520503 has 16 divisors (see below), whose sum is σ = 32358588416. Its totient is φ = 13865597280.

The previous prime is 22533520489. The next prime is 22533520507. The reversal of 22533520503 is 30502533522.

It is not a de Polignac number, because 22533520503 - 2⁴ = 22533520487 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 (22533520507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729258 + ... + 759528.

It is an arithmetic number, because the mean of its divisors is an integer number (2022411776).

Almost surely, 2^22533520503 is an apocalyptic number.

22533520503 is a deficient number, since it is larger than the sum of its proper divisors (9825067913).

22533520503 is a wasteful number, since it uses less digits than its factorization.

22533520503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49374.

The product of its (nonzero) digits is 27000, while the sum is 30.

The spelling of 22533520503 in words is "twenty-two billion, five hundred thirty-three million, five hundred twenty thousand, five hundred three".