192240908693 has 2 divisors, whose sum is σ = 192240908694. Its totient is φ = 192240908692.

The previous prime is 192240908689. The next prime is 192240908707. The reversal of 192240908693 is 396809042291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120619373809 + 71621534884 = 347303^2 + 267622^2 .

It is an emirp because it is prime and its reverse (396809042291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 192240908693 - 2² = 192240908689 is a prime.

It is a super-2 number, since 2×192240908693² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (192240908663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96120454346 + 96120454347.

It is an arithmetic number, because the mean of its divisors is an integer number (96120454347).

Almost surely, 2^192240908693 is an apocalyptic number.

It is an amenable number.

192240908693 is a deficient number, since it is larger than the sum of its proper divisors (1).

192240908693 is an equidigital number, since it uses as much as digits as its factorization.

192240908693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 192240908693 in words is "one hundred ninety-two billion, two hundred forty million, nine hundred eight thousand, six hundred ninety-three".