91349766333 has 80 divisors (see below), whose sum is σ = 165405056256. Its totient is φ = 49111349760.

The previous prime is 91349766329. The next prime is 91349766337. The reversal of 91349766333 is 33366794319.

91349766333 is a `hidden beast` number, since 91 + 3 + 497 + 6 + 63 + 3 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (91349766329) and next prime (91349766337).

It is not a de Polignac number, because 91349766333 - 2² = 91349766329 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 91349766333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91349766337) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 738085 + ... + 852917.

Almost surely, 2^91349766333 is an apocalyptic number.

It is an amenable number.

91349766333 is a deficient number, since it is larger than the sum of its proper divisors (74055289923).

91349766333 is a wasteful number, since it uses less digits than its factorization.

91349766333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114936 (or 114927 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 54.

The spelling of 91349766333 in words is "ninety-one billion, three hundred forty-nine million, seven hundred sixty-six thousand, three hundred thirty-three".