82986037191 has 16 divisors (see below), whose sum is σ = 122972018400. Its totient is φ = 55310641344.

The previous prime is 82986037151. The next prime is 82986037213. The reversal of 82986037191 is 19173068928.

82986037191 is a `hidden beast` number, since 8 + 29 + 8 + 603 + 7 + 1 + 9 + 1 = 666.

It is not a de Polignac number, because 82986037191 - 2⁷ = 82986037063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82986037151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257446 + ... + 481923.

It is an arithmetic number, because the mean of its divisors is an integer number (7685751150).

Almost surely, 2^82986037191 is an apocalyptic number.

82986037191 is a deficient number, since it is larger than the sum of its proper divisors (39985981209).

82986037191 is a wasteful number, since it uses less digits than its factorization.

82986037191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743535 (or 743529 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 82986037191 in words is "eighty-two billion, nine hundred eighty-six million, thirty-seven thousand, one hundred ninety-one".