923589199693 has 2 divisors, whose sum is σ = 923589199694. Its totient is φ = 923589199692.

The previous prime is 923589199691. The next prime is 923589199711. The reversal of 923589199693 is 396991985329.

923589199693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 527189262084 + 396399937609 = 726078^2 + 629603^2 .

It is a cyclic number.

It is not a de Polignac number, because 923589199693 - 2¹ = 923589199691 is a prime.

Together with 923589199691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (923589199691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461794599846 + 461794599847.

It is an arithmetic number, because the mean of its divisors is an integer number (461794599847).

Almost surely, 2^923589199693 is an apocalyptic number.

It is an amenable number.

923589199693 is a deficient number, since it is larger than the sum of its proper divisors (1).

923589199693 is an equidigital number, since it uses as much as digits as its factorization.

923589199693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255091680, while the sum is 73.

The spelling of 923589199693 in words is "nine hundred twenty-three billion, five hundred eighty-nine million, one hundred ninety-nine thousand, six hundred ninety-three".