22453285919 has 4 divisors (see below), whose sum is σ = 22476128496. Its totient is φ = 22430443344.

The previous prime is 22453285913. The next prime is 22453285937. The reversal of 22453285919 is 91958235422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22453285919 - 2²⁰ = 22452237343 is a prime.

It is a super-2 number, since 2×22453285919² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22453285913) 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 3 ways as a sum of consecutive naturals, for example, 11419814 + ... + 11421779.

It is an arithmetic number, because the mean of its divisors is an integer number (5619032124).

Almost surely, 2^22453285919 is an apocalyptic number.

22453285919 is a deficient number, since it is larger than the sum of its proper divisors (22842577).

22453285919 is an equidigital number, since it uses as much as digits as its factorization.

22453285919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22842576.

The product of its digits is 1555200, while the sum is 50.

The spelling of 22453285919 in words is "twenty-two billion, four hundred fifty-three million, two hundred eighty-five thousand, nine hundred nineteen".