22653132455 has 4 divisors (see below), whose sum is σ = 27183758952. Its totient is φ = 18122505960.

The previous prime is 22653132443. The next prime is 22653132457. The reversal of 22653132455 is 55423135622.

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

It is a de Polignac number, because none of the positive numbers 2^k-22653132455 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 (22653132457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265313241 + ... + 2265313250.

It is an arithmetic number, because the mean of its divisors is an integer number (6795939738).

Almost surely, 2^22653132455 is an apocalyptic number.

22653132455 is a deficient number, since it is larger than the sum of its proper divisors (4530626497).

22653132455 is an equidigital number, since it uses as much as digits as its factorization.

22653132455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4530626496.

The product of its digits is 216000, while the sum is 38.

The spelling of 22653132455 in words is "twenty-two billion, six hundred fifty-three million, one hundred thirty-two thousand, four hundred fifty-five".