7591799457091 has 2 divisors, whose sum is σ = 7591799457092. Its totient is φ = 7591799457090.

The previous prime is 7591799457083. The next prime is 7591799457113. The reversal of 7591799457091 is 1907549971957.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7591799457091 - 2³ = 7591799457083 is a prime.

It is not a weakly prime, because it can be changed into another prime (7591799457031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3795899728545 + 3795899728546.

It is an arithmetic number, because the mean of its divisors is an integer number (3795899728546).

Almost surely, 2^{7591799457091} is an apocalyptic number.

7591799457091 is a deficient number, since it is larger than the sum of its proper divisors (1).

7591799457091 is an equidigital number, since it uses as much as digits as its factorization.

7591799457091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225042300, while the sum is 73.

The spelling of 7591799457091 in words is "seven trillion, five hundred ninety-one billion, seven hundred ninety-nine million, four hundred fifty-seven thousand, ninety-one".