798051798757 has 2 divisors, whose sum is σ = 798051798758. Its totient is φ = 798051798756.

The previous prime is 798051798629. The next prime is 798051798781. The reversal of 798051798757 is 757897150897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 786155315716 + 11896483041 = 886654^2 + 109071^2 .

It is a cyclic number.

It is not a de Polignac number, because 798051798757 - 2⁷ = 798051798629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 798051798757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798051768757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399025899378 + 399025899379.

It is an arithmetic number, because the mean of its divisors is an integer number (399025899379).

Almost surely, 2^798051798757 is an apocalyptic number.

It is an amenable number.

798051798757 is a deficient number, since it is larger than the sum of its proper divisors (1).

798051798757 is an equidigital number, since it uses as much as digits as its factorization.

798051798757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311169600, while the sum is 73.

The spelling of 798051798757 in words is "seven hundred ninety-eight billion, fifty-one million, seven hundred ninety-eight thousand, seven hundred fifty-seven".