6842399278942 has 8 divisors (see below), whose sum is σ = 10263626694216. Its totient is φ = 3421190380872.

The previous prime is 6842399278937. The next prime is 6842399278993. The reversal of 6842399278942 is 2498729932486.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3665368 + ... + 5207659.

It is an arithmetic number, because the mean of its divisors is an integer number (1282953336777).

Almost surely, 2^{6842399278942} is an apocalyptic number.

6842399278942 is a deficient number, since it is larger than the sum of its proper divisors (3421227415274).

6842399278942 is a wasteful number, since it uses less digits than its factorization.

6842399278942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9258602.

The product of its digits is 752467968, while the sum is 73.

The spelling of 6842399278942 in words is "six trillion, eight hundred forty-two billion, three hundred ninety-nine million, two hundred seventy-eight thousand, nine hundred forty-two".