790498831009 has 2 divisors, whose sum is σ = 790498831010. Its totient is φ = 790498831008.

The previous prime is 790498831007. The next prime is 790498831051. The reversal of 790498831009 is 900138894097.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442852982784 + 347645848225 = 665472^2 + 589615^2 .

It is a cyclic number.

It is not a de Polignac number, because 790498831009 - 2¹ = 790498831007 is a prime.

Together with 790498831007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (790498831007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395249415504 + 395249415505.

It is an arithmetic number, because the mean of its divisors is an integer number (395249415505).

Almost surely, 2^790498831009 is an apocalyptic number.

It is an amenable number.

790498831009 is a deficient number, since it is larger than the sum of its proper divisors (1).

790498831009 is an equidigital number, since it uses as much as digits as its factorization.

790498831009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 790498831009 in words is "seven hundred ninety billion, four hundred ninety-eight million, eight hundred thirty-one thousand, nine".