798351437137 has 2 divisors, whose sum is σ = 798351437138. Its totient is φ = 798351437136.

The previous prime is 798351437069. The next prime is 798351437179. The reversal of 798351437137 is 731734153897.

It is a happy number.

798351437137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 793611940801 + 4739496336 = 890849^2 + 68844^2 .

It is a cyclic number.

It is not a de Polignac number, because 798351437137 - 2¹⁵ = 798351404369 is a prime.

It is not a weakly prime, because it can be changed into another prime (798351437197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399175718568 + 399175718569.

It is an arithmetic number, because the mean of its divisors is an integer number (399175718569).

Almost surely, 2^798351437137 is an apocalyptic number.

It is an amenable number.

798351437137 is a deficient number, since it is larger than the sum of its proper divisors (1).

798351437137 is an equidigital number, since it uses as much as digits as its factorization.

798351437137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13335840, while the sum is 58.

The spelling of 798351437137 in words is "seven hundred ninety-eight billion, three hundred fifty-one million, four hundred thirty-seven thousand, one hundred thirty-seven".