22533120611623 has 2 divisors, whose sum is σ = 22533120611624. Its totient is φ = 22533120611622.

The previous prime is 22533120611587. The next prime is 22533120611747. The reversal of 22533120611623 is 32611602133522.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22533120611623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22533120618623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11266560305811 + 11266560305812.

It is an arithmetic number, because the mean of its divisors is an integer number (11266560305812).

Almost surely, 2^{22533120611623} is an apocalyptic number.

22533120611623 is a deficient number, since it is larger than the sum of its proper divisors (1).

22533120611623 is an equidigital number, since it uses as much as digits as its factorization.

22533120611623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 22533120611623 in words is "twenty-two trillion, five hundred thirty-three billion, one hundred twenty million, six hundred eleven thousand, six hundred twenty-three".