82941884821 has 8 divisors (see below), whose sum is σ = 87333714080. Its totient is φ = 78552702288.

The previous prime is 82941884813. The next prime is 82941884827. The reversal of 82941884821 is 12848814928.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82941884821 - 2³ = 82941884813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82941884827) 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, 597186 + ... + 722851.

It is an arithmetic number, because the mean of its divisors is an integer number (10916714260).

Almost surely, 2^82941884821 is an apocalyptic number.

It is an amenable number.

82941884821 is a deficient number, since it is larger than the sum of its proper divisors (4391829259).

82941884821 is a wasteful number, since it uses less digits than its factorization.

82941884821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323363.

The product of its digits is 2359296, while the sum is 55.

The spelling of 82941884821 in words is "eighty-two billion, nine hundred forty-one million, eight hundred eighty-four thousand, eight hundred twenty-one".