82660450633 has 16 divisors (see below), whose sum is σ = 89503704000. Its totient is φ = 76052035072.

The previous prime is 82660450597. The next prime is 82660450657. The reversal of 82660450633 is 33605406628.

It is a cyclic number.

It is not a de Polignac number, because 82660450633 - 2²⁵ = 82626896201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82660450633.

It is not an unprimeable number, because it can be changed into a prime (82660454633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50668 + ... + 409741.

It is an arithmetic number, because the mean of its divisors is an integer number (5593981500).

Almost surely, 2^82660450633 is an apocalyptic number.

It is an amenable number.

82660450633 is a deficient number, since it is larger than the sum of its proper divisors (6843253367).

82660450633 is a wasteful number, since it uses less digits than its factorization.

82660450633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460664.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 82660450633 in words is "eighty-two billion, six hundred sixty million, four hundred fifty thousand, six hundred thirty-three".