91467040444543 has 2 divisors, whose sum is σ = 91467040444544. Its totient is φ = 91467040444542.

The previous prime is 91467040444349. The next prime is 91467040444561. The reversal of 91467040444543 is 34544404076419.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91467040444543 - 2¹⁷ = 91467040313471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91467040474543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45733520222271 + 45733520222272.

It is an arithmetic number, because the mean of its divisors is an integer number (45733520222272).

Almost surely, 2^{91467040444543} is an apocalyptic number.

91467040444543 is a deficient number, since it is larger than the sum of its proper divisors (1).

91467040444543 is an equidigital number, since it uses as much as digits as its factorization.

91467040444543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 55.

The spelling of 91467040444543 in words is "ninety-one trillion, four hundred sixty-seven billion, forty million, four hundred forty-four thousand, five hundred forty-three".