84869544596847 has 8 divisors (see below), whose sum is σ = 113167333305600. Its totient is φ = 56575726143000.

The previous prime is 84869544596833. The next prime is 84869544596917. The reversal of 84869544596847 is 74869544596848.

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

It is not a de Polignac number, because 84869544596847 - 2¹² = 84869544592751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84869544526847) 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, 992513847 + ... + 992599352.

It is an arithmetic number, because the mean of its divisors is an integer number (14145916663200).

Almost surely, 2^{84869544596847} is an apocalyptic number.

84869544596847 is a deficient number, since it is larger than the sum of its proper divisors (28297788708753).

84869544596847 is a wasteful number, since it uses less digits than its factorization.

84869544596847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985127453.

The product of its digits is 66886041600, while the sum is 87.

Subtracting from 84869544596847 its reverse (74869544596848), we obtain a palindrome (9999999999999).

The spelling of 84869544596847 in words is "eighty-four trillion, eight hundred sixty-nine billion, five hundred forty-four million, five hundred ninety-six thousand, eight hundred forty-seven".