91001466009199 has 2 divisors, whose sum is σ = 91001466009200. Its totient is φ = 91001466009198.

The previous prime is 91001466009161. The next prime is 91001466009217. The reversal of 91001466009199 is 99190066410019.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91001466009199 - 2⁷ = 91001466009071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91001466009149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45500733004599 + 45500733004600.

It is an arithmetic number, because the mean of its divisors is an integer number (45500733004600).

Almost surely, 2^{91001466009199} is an apocalyptic number.

91001466009199 is a deficient number, since it is larger than the sum of its proper divisors (1).

91001466009199 is an equidigital number, since it uses as much as digits as its factorization.

91001466009199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 944784, while the sum is 55.

The spelling of 91001466009199 in words is "ninety-one trillion, one billion, four hundred sixty-six million, nine thousand, one hundred ninety-nine".