22551729789583 has 2 divisors, whose sum is σ = 22551729789584. Its totient is φ = 22551729789582.

The previous prime is 22551729789569. The next prime is 22551729789613. The reversal of 22551729789583 is 38598792715522.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22551729789583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22551729709583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275864894791 + 11275864894792.

It is an arithmetic number, because the mean of its divisors is an integer number (11275864894792).

Almost surely, 2^{22551729789583} is an apocalyptic number.

22551729789583 is a deficient number, since it is larger than the sum of its proper divisors (1).

22551729789583 is an equidigital number, since it uses as much as digits as its factorization.

22551729789583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048000, while the sum is 73.

The spelling of 22551729789583 in words is "twenty-two trillion, five hundred fifty-one billion, seven hundred twenty-nine million, seven hundred eighty-nine thousand, five hundred eighty-three".