791541164189 has 2 divisors, whose sum is σ = 791541164190. Its totient is φ = 791541164188.

The previous prime is 791541164177. The next prime is 791541164261. The reversal of 791541164189 is 981461145197.

791541164189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 743531972089 + 48009192100 = 862283^2 + 219110^2 .

It is a cyclic number.

It is not a de Polignac number, because 791541164189 - 2¹² = 791541160093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (791541164159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395770582094 + 395770582095.

It is an arithmetic number, because the mean of its divisors is an integer number (395770582095).

Almost surely, 2^791541164189 is an apocalyptic number.

It is an amenable number.

791541164189 is a deficient number, since it is larger than the sum of its proper divisors (1).

791541164189 is an equidigital number, since it uses as much as digits as its factorization.

791541164189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 56.

The spelling of 791541164189 in words is "seven hundred ninety-one billion, five hundred forty-one million, one hundred sixty-four thousand, one hundred eighty-nine".