797676238049 has 2 divisors, whose sum is σ = 797676238050. Its totient is φ = 797676238048.

The previous prime is 797676238039. The next prime is 797676238057. The reversal of 797676238049 is 940832676797.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 562902071824 + 234774166225 = 750268^2 + 484535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797676238049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 797676238049.

It is not a weakly prime, because it can be changed into another prime (797676238039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398838119024 + 398838119025.

It is an arithmetic number, because the mean of its divisors is an integer number (398838119025).

Almost surely, 2^797676238049 is an apocalyptic number.

It is an amenable number.

797676238049 is a deficient number, since it is larger than the sum of its proper divisors (1).

797676238049 is an equidigital number, since it uses as much as digits as its factorization.

797676238049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192036096, while the sum is 68.

The spelling of 797676238049 in words is "seven hundred ninety-seven billion, six hundred seventy-six million, two hundred thirty-eight thousand, forty-nine".