10791888917 has 2 divisors, whose sum is σ = 10791888918. Its totient is φ = 10791888916.

The previous prime is 10791888911. The next prime is 10791888937. The reversal of 10791888917 is 71988819701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7129944721 + 3661944196 = 84439^2 + 60514^2 .

It is a cyclic number.

It is not a de Polignac number, because 10791888917 - 2¹⁰ = 10791887893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10791888911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5395944458 + 5395944459.

It is an arithmetic number, because the mean of its divisors is an integer number (5395944459).

Almost surely, 2^10791888917 is an apocalyptic number.

It is an amenable number.

10791888917 is a deficient number, since it is larger than the sum of its proper divisors (1).

10791888917 is an equidigital number, since it uses as much as digits as its factorization.

10791888917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 59.

The spelling of 10791888917 in words is "ten billion, seven hundred ninety-one million, eight hundred eighty-eight thousand, nine hundred seventeen".