91483581011806 has 8 divisors (see below), whose sum is σ = 137225833320960. Its totient is φ = 45741636571488.

The previous prime is 91483581011791. The next prime is 91483581011813. The reversal of 91483581011806 is 60811018538419.

91483581011806 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×91483581011806² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76222891 + ... + 77413798.

It is an arithmetic number, because the mean of its divisors is an integer number (17153229165120).

Almost surely, 2^{91483581011806} is an apocalyptic number.

91483581011806 is a deficient number, since it is larger than the sum of its proper divisors (45742252309154).

91483581011806 is a wasteful number, since it uses less digits than its factorization.

91483581011806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153934418.

The product of its (nonzero) digits is 1658880, while the sum is 55.

The spelling of 91483581011806 in words is "ninety-one trillion, four hundred eighty-three billion, five hundred eighty-one million, eleven thousand, eight hundred six".