22113634604623 has 4 divisors (see below), whose sum is σ = 22114015610400. Its totient is φ = 22113253598848.

The previous prime is 22113634604603. The next prime is 22113634604627. The reversal of 22113634604623 is 32640643631122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22113634604623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22113634604623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113634604627) 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, 190415815 + ... + 190531912.

It is an arithmetic number, because the mean of its divisors is an integer number (5528503902600).

Almost surely, 2^{22113634604623} is an apocalyptic number.

22113634604623 is a deficient number, since it is larger than the sum of its proper divisors (381005777).

22113634604623 is an equidigital number, since it uses as much as digits as its factorization.

22113634604623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381005776.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 22113634604623 in words is "twenty-two trillion, one hundred thirteen billion, six hundred thirty-four million, six hundred four thousand, six hundred twenty-three".