82956664642 has 32 divisors (see below), whose sum is σ = 127738949184. Its totient is φ = 40392081600.

The previous prime is 82956664627. The next prime is 82956664649. The reversal of 82956664642 is 24646665928.

It is not an unprimeable number, because it can be changed into a prime (82956664649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7074168 + ... + 7085884.

It is an arithmetic number, because the mean of its divisors is an integer number (3991842162).

Almost surely, 2^82956664642 is an apocalyptic number.

82956664642 is a deficient number, since it is larger than the sum of its proper divisors (44782284542).

82956664642 is a wasteful number, since it uses less digits than its factorization.

82956664642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12354.

The product of its digits is 29859840, while the sum is 58.

The spelling of 82956664642 in words is "eighty-two billion, nine hundred fifty-six million, six hundred sixty-four thousand, six hundred forty-two".