22000456503 has 24 divisors (see below), whose sum is σ = 32174618112. Its totient is φ = 14484265488.

The previous prime is 22000456453. The next prime is 22000456523. The reversal of 22000456503 is 30565400022.

22000456503 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 0 + 4 + 5 + 650 + 3 = 666.

It is not a de Polignac number, because 22000456503 - 2²¹ = 21998359351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000456523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2477850 + ... + 2486712.

It is an arithmetic number, because the mean of its divisors is an integer number (1340609088).

Almost surely, 2^22000456503 is an apocalyptic number.

22000456503 is a deficient number, since it is larger than the sum of its proper divisors (10174161609).

22000456503 is a wasteful number, since it uses less digits than its factorization.

22000456503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12275 (or 12272 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 22000456503 its reverse (30565400022), we get a palindrome (52565856525).

The spelling of 22000456503 in words is "twenty-two billion, four hundred fifty-six thousand, five hundred three".