82642470663822 has 32 divisors (see below), whose sum is σ = 170993404010880. Its totient is φ = 26596179573600.

The previous prime is 82642470663803. The next prime is 82642470663833. The reversal of 82642470663822 is 22836607424628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9150528 + ... + 15780275.

It is an arithmetic number, because the mean of its divisors is an integer number (5343543875340).

Almost surely, 2^{82642470663822} is an apocalyptic number.

82642470663822 is an abundant number, since it is smaller than the sum of its proper divisors (88350933347058).

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

82642470663822 is a wasteful number, since it uses less digits than its factorization.

82642470663822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24949888.

The product of its (nonzero) digits is 74317824, while the sum is 60.

The spelling of 82642470663822 in words is "eighty-two trillion, six hundred forty-two billion, four hundred seventy million, six hundred sixty-three thousand, eight hundred twenty-two".