91584166675 has 6 divisors (see below), whose sum is σ = 113564366708. Its totient is φ = 73267333320.

The previous prime is 91584166633. The next prime is 91584166703. The reversal of 91584166675 is 57666148519.

It is not a de Polignac number, because 91584166675 - 2⁷ = 91584166547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1831683309 + ... + 1831683358.

Almost surely, 2^91584166675 is an apocalyptic number.

91584166675 is a deficient number, since it is larger than the sum of its proper divisors (21980200033).

91584166675 is a wasteful number, since it uses less digits than its factorization.

91584166675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663366677 (or 3663366672 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 58.

The spelling of 91584166675 in words is "ninety-one billion, five hundred eighty-four million, one hundred sixty-six thousand, six hundred seventy-five".