22218452575 has 36 divisors (see below), whose sum is σ = 30469662664. Its totient is φ = 16059384000.

The previous prime is 22218452569. The next prime is 22218452609. The reversal of 22218452575 is 57525481222.

It is a de Polignac number, because none of the positive numbers 2^k-22218452575 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 470545 + ... + 515605.

Almost surely, 2^22218452575 is an apocalyptic number.

22218452575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22218452575 is a deficient number, since it is larger than the sum of its proper divisors (8251210089).

22218452575 is a wasteful number, since it uses less digits than its factorization.

22218452575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45256 (or 45240 counting only the distinct ones).

The product of its digits is 448000, while the sum is 43.

The spelling of 22218452575 in words is "twenty-two billion, two hundred eighteen million, four hundred fifty-two thousand, five hundred seventy-five".