790749857069 has 2 divisors, whose sum is σ = 790749857070. Its totient is φ = 790749857068.

The previous prime is 790749857059. The next prime is 790749857113. The reversal of 790749857069 is 960758947097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 786524207044 + 4225650025 = 886862^2 + 65005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-790749857069 is a prime.

It is a super-3 number, since 3×790749857069³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 790749856993 and 790749857011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (790749857059) 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, 395374928534 + 395374928535.

It is an arithmetic number, because the mean of its divisors is an integer number (395374928535).

Almost surely, 2^790749857069 is an apocalyptic number.

It is an amenable number.

790749857069 is a deficient number, since it is larger than the sum of its proper divisors (1).

790749857069 is an equidigital number, since it uses as much as digits as its factorization.

790749857069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240045120, while the sum is 71.

The spelling of 790749857069 in words is "seven hundred ninety billion, seven hundred forty-nine million, eight hundred fifty-seven thousand, sixty-nine".