82833874921 has 8 divisors (see below), whose sum is σ = 94673201984. Its totient is φ = 70996026960.

The previous prime is 82833874861. The next prime is 82833874931. The reversal of 82833874921 is 12947833828.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82833874921 - 2⁷ = 82833874793 is a prime.

It is a super-2 number, since 2×82833874921² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82833874931) 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 7 ways as a sum of consecutive naturals, for example, 247050 + ... + 476131.

It is an arithmetic number, because the mean of its divisors is an integer number (11834150248).

Almost surely, 2^82833874921 is an apocalyptic number.

It is an amenable number.

82833874921 is a deficient number, since it is larger than the sum of its proper divisors (11839327063).

82833874921 is a wasteful number, since it uses less digits than its factorization.

82833874921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739551.

The product of its digits is 4644864, while the sum is 55.

The spelling of 82833874921 in words is "eighty-two billion, eight hundred thirty-three million, eight hundred seventy-four thousand, nine hundred twenty-one".