791017773101 has 2 divisors, whose sum is σ = 791017773102. Its totient is φ = 791017773100.

The previous prime is 791017773089. The next prime is 791017773107. The reversal of 791017773101 is 101377710197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513816576100 + 277201197001 = 716810^2 + 526499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-791017773101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (791017773107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395508886550 + 395508886551.

It is an arithmetic number, because the mean of its divisors is an integer number (395508886551).

Almost surely, 2^791017773101 is an apocalyptic number.

It is an amenable number.

791017773101 is a deficient number, since it is larger than the sum of its proper divisors (1).

791017773101 is an equidigital number, since it uses as much as digits as its factorization.

791017773101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64827, while the sum is 44.

The spelling of 791017773101 in words is "seven hundred ninety-one billion, seventeen million, seven hundred seventy-three thousand, one hundred one".