82789606677 has 16 divisors (see below), whose sum is σ = 110911223808. Its totient is φ = 54930930480.

The previous prime is 82789606649. The next prime is 82789606681. The reversal of 82789606677 is 77660698728.

It is not a de Polignac number, because 82789606677 - 2³⁴ = 65609737493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82789606607) 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, 789352 + ... + 888062.

It is an arithmetic number, because the mean of its divisors is an integer number (6931951488).

Almost surely, 2^82789606677 is an apocalyptic number.

It is an amenable number.

82789606677 is a deficient number, since it is larger than the sum of its proper divisors (28121617131).

82789606677 is a wasteful number, since it uses less digits than its factorization.

82789606677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100040.

The product of its (nonzero) digits is 85349376, while the sum is 66.

The spelling of 82789606677 in words is "eighty-two billion, seven hundred eighty-nine million, six hundred six thousand, six hundred seventy-seven".