8339678291842 has 32 divisors (see below), whose sum is σ = 13271678853120. Its totient is φ = 3924781557840.

The previous prime is 8339678291837. The next prime is 8339678291849. The reversal of 8339678291842 is 2481928769338.

It is a super-2 number, since 2×8339678291842² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8339678291849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12378328 + ... + 13034659.

It is an arithmetic number, because the mean of its divisors is an integer number (414739964160).

Almost surely, 2^{8339678291842} is an apocalyptic number.

8339678291842 is a deficient number, since it is larger than the sum of its proper divisors (4932000561278).

8339678291842 is a wasteful number, since it uses less digits than its factorization.

8339678291842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25413166.

The product of its digits is 250822656, while the sum is 70.

The spelling of 8339678291842 in words is "eight trillion, three hundred thirty-nine billion, six hundred seventy-eight million, two hundred ninety-one thousand, eight hundred forty-two".