22765765457093 has 2 divisors, whose sum is σ = 22765765457094. Its totient is φ = 22765765457092.

The previous prime is 22765765457077. The next prime is 22765765457131. The reversal of 22765765457093 is 39075456756722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13520748181249 + 9245017275844 = 3677057^2 + 3040562^2 .

It is a cyclic number.

It is not a de Polignac number, because 22765765457093 - 2⁴ = 22765765457077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22765765457053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11382882728546 + 11382882728547.

It is an arithmetic number, because the mean of its divisors is an integer number (11382882728547).

Almost surely, 2^{22765765457093} is an apocalyptic number.

It is an amenable number.

22765765457093 is a deficient number, since it is larger than the sum of its proper divisors (1).

22765765457093 is an equidigital number, since it uses as much as digits as its factorization.

22765765457093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792000, while the sum is 68.

The spelling of 22765765457093 in words is "twenty-two trillion, seven hundred sixty-five billion, seven hundred sixty-five million, four hundred fifty-seven thousand, ninety-three".