82577298966 has 16 divisors (see below), whose sum is σ = 165314488944. Its totient is φ = 27499117824.

The previous prime is 82577298961. The next prime is 82577298977. The reversal of 82577298966 is 66989277528.

It is a self number, because there is not a number n which added to its sum of digits gives 82577298966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82577298961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6655411 + ... + 6667806.

It is an arithmetic number, because the mean of its divisors is an integer number (10332155559).

Almost surely, 2^82577298966 is an apocalyptic number.

82577298966 is an abundant number, since it is smaller than the sum of its proper divisors (82737189978).

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

82577298966 is a wasteful number, since it uses less digits than its factorization.

82577298966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13324255.

The product of its digits is 182891520, while the sum is 69.

The spelling of 82577298966 in words is "eighty-two billion, five hundred seventy-seven million, two hundred ninety-eight thousand, nine hundred sixty-six".