82966806631 has 32 divisors (see below), whose sum is σ = 87693705216. Its totient is φ = 78397200000.

The previous prime is 82966806619. The next prime is 82966806653. The reversal of 82966806631 is 13660866928.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 82966806631 - 2¹⁷ = 82966675559 is a prime.

It is a super-2 number, since 2×82966806631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82966806031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118354581 + ... + 118355281.

It is an arithmetic number, because the mean of its divisors is an integer number (2740428288).

Almost surely, 2^82966806631 is an apocalyptic number.

82966806631 is a deficient number, since it is larger than the sum of its proper divisors (4726898585).

82966806631 is a wasteful number, since it uses less digits than its factorization.

82966806631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 82966806631 in words is "eighty-two billion, nine hundred sixty-six million, eight hundred six thousand, six hundred thirty-one".