192945042593 has 2 divisors, whose sum is σ = 192945042594. Its totient is φ = 192945042592.

The previous prime is 192945042551. The next prime is 192945042737. The reversal of 192945042593 is 395240549291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163225696144 + 29719346449 = 404012^2 + 172393^2 .

It is a cyclic number.

It is not a de Polignac number, because 192945042593 - 2⁸ = 192945042337 is a prime.

It is a super-2 number, since 2×192945042593² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (192945042533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96472521296 + 96472521297.

It is an arithmetic number, because the mean of its divisors is an integer number (96472521297).

Almost surely, 2^192945042593 is an apocalyptic number.

It is an amenable number.

192945042593 is a deficient number, since it is larger than the sum of its proper divisors (1).

192945042593 is an equidigital number, since it uses as much as digits as its factorization.

192945042593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 192945042593 in words is "one hundred ninety-two billion, nine hundred forty-five million, forty-two thousand, five hundred ninety-three".