91834360086 has 24 divisors (see below), whose sum is σ = 213655450680. Its totient is φ = 26238388512.

The previous prime is 91834360073. The next prime is 91834360139. The reversal of 91834360086 is 68006343819.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156180591 + ... + 156181178.

It is an arithmetic number, because the mean of its divisors is an integer number (8902310445).

Almost surely, 2^91834360086 is an apocalyptic number.

91834360086 is an abundant number, since it is smaller than the sum of its proper divisors (121821090594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91834360086 is a wasteful number, since it uses less digits than its factorization.

91834360086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312361788 (or 312361781 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 91834360086 in words is "ninety-one billion, eight hundred thirty-four million, three hundred sixty thousand, eighty-six".