8340959172986 has 32 divisors (see below), whose sum is σ = 13673069222400. Its totient is φ = 3784621143600.

The previous prime is 8340959172967. The next prime is 8340959172989. The reversal of 8340959172986 is 6892719590438.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8340959172989) 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 15 ways as a sum of consecutive naturals, for example, 29003681 + ... + 29289851.

It is an arithmetic number, because the mean of its divisors is an integer number (427283413200).

It is a 1-persistent number, because it is pandigital, but 2⋅8340959172986 = 16681918345972 is not.

Almost surely, 2^{8340959172986} is an apocalyptic number.

8340959172986 is a deficient number, since it is larger than the sum of its proper divisors (5332110049414).

8340959172986 is a wasteful number, since it uses less digits than its factorization.

8340959172986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288530.

The product of its (nonzero) digits is 235146240, while the sum is 71.

The spelling of 8340959172986 in words is "eight trillion, three hundred forty billion, nine hundred fifty-nine million, one hundred seventy-two thousand, nine hundred eighty-six".