796397981437 has 2 divisors, whose sum is σ = 796397981438. Its totient is φ = 796397981436.

The previous prime is 796397981419. The next prime is 796397981471. The reversal of 796397981437 is 734189793697.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 789833903076 + 6564078361 = 888726^2 + 81019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-796397981437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 796397981437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (796397981497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398198990718 + 398198990719.

It is an arithmetic number, because the mean of its divisors is an integer number (398198990719).

Almost surely, 2^796397981437 is an apocalyptic number.

It is an amenable number.

796397981437 is a deficient number, since it is larger than the sum of its proper divisors (1).

796397981437 is an equidigital number, since it uses as much as digits as its factorization.

796397981437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432081216, while the sum is 73.

The spelling of 796397981437 in words is "seven hundred ninety-six billion, three hundred ninety-seven million, nine hundred eighty-one thousand, four hundred thirty-seven".