792872857849 has 2 divisors, whose sum is σ = 792872857850. Its totient is φ = 792872857848.

The previous prime is 792872857789. The next prime is 792872857859. The reversal of 792872857849 is 948758278297.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 738533984400 + 54338873449 = 859380^2 + 233107^2 .

It is an emirp because it is prime and its reverse (948758278297) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-792872857849 is a prime.

It is not a weakly prime, because it can be changed into another prime (792872857859) 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, 396436428924 + 396436428925.

It is an arithmetic number, because the mean of its divisors is an integer number (396436428925).

Almost surely, 2^792872857849 is an apocalyptic number.

It is an amenable number.

792872857849 is a deficient number, since it is larger than the sum of its proper divisors (1).

792872857849 is an equidigital number, since it uses as much as digits as its factorization.

792872857849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1137991680, while the sum is 76.

The spelling of 792872857849 in words is "seven hundred ninety-two billion, eight hundred seventy-two million, eight hundred fifty-seven thousand, eight hundred forty-nine".