22453516823 has 4 divisors (see below), whose sum is σ = 22455382608. Its totient is φ = 22451651040.

The previous prime is 22453516807. The next prime is 22453516909. The reversal of 22453516823 is 32861535422.

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 22453516823 - 2⁴ = 22453516807 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 (22453416823) 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, 914723 + ... + 938948.

It is an arithmetic number, because the mean of its divisors is an integer number (5613845652).

Almost surely, 2^22453516823 is an apocalyptic number.

22453516823 is a deficient number, since it is larger than the sum of its proper divisors (1865785).

22453516823 is a wasteful number, since it uses less digits than its factorization.

22453516823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865784.

The product of its digits is 345600, while the sum is 41.

The spelling of 22453516823 in words is "twenty-two billion, four hundred fifty-three million, five hundred sixteen thousand, eight hundred twenty-three".