82379896444561 has 8 divisors (see below), whose sum is σ = 82414717761024. Its totient is φ = 82345076011680.

The previous prime is 82379896444471. The next prime is 82379896444583. The reversal of 82379896444561 is 16544469897328.

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 82379896444561 - 2¹⁷ = 82379896313489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82379896444591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242033280 + ... + 242373406.

It is an arithmetic number, because the mean of its divisors is an integer number (10301839720128).

Almost surely, 2^{82379896444561} is an apocalyptic number.

It is an amenable number.

82379896444561 is a deficient number, since it is larger than the sum of its proper divisors (34821316463).

82379896444561 is a wasteful number, since it uses less digits than its factorization.

82379896444561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441791.

The product of its digits is 2508226560, while the sum is 76.

The spelling of 82379896444561 in words is "eighty-two trillion, three hundred seventy-nine billion, eight hundred ninety-six million, four hundred forty-four thousand, five hundred sixty-one".