798689000986897 has 2 divisors, whose sum is σ = 798689000986898. Its totient is φ = 798689000986896.

The previous prime is 798689000986861. The next prime is 798689000986909.

798689000986897 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413717878083136 + 384971122903761 = 20340056^2 + 19620681^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 798689000986897 - 2²⁷ = 798688866769169 is a prime.

It is not a weakly prime, because it can be changed into another prime (798689000986847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399344500493448 + 399344500493449.

It is an arithmetic number, because the mean of its divisors is an integer number (399344500493449).

Almost surely, 2^{798689000986897} is an apocalyptic number.

It is an amenable number.

798689000986897 is a deficient number, since it is larger than the sum of its proper divisors (1).

798689000986897 is an equidigital number, since it uses as much as digits as its factorization.

798689000986897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47405481984, while the sum is 94.

The spelling of 798689000986897 in words is "seven hundred ninety-eight trillion, six hundred eighty-nine billion, nine hundred eighty-six thousand, eight hundred ninety-seven".