6819436378798 has 8 divisors (see below), whose sum is σ = 10230901069392. Its totient is φ = 3409136022336.

The previous prime is 6819436378763. The next prime is 6819436378819. The reversal of 6819436378798 is 8978736349186.

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, 291068890 + ... + 291092317.

It is an arithmetic number, because the mean of its divisors is an integer number (1278862633674).

Almost surely, 2^{6819436378798} is an apocalyptic number.

6819436378798 is a deficient number, since it is larger than the sum of its proper divisors (3411464690594).

6819436378798 is a wasteful number, since it uses less digits than its factorization.

6819436378798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582167066.

The product of its digits is 2633637888, while the sum is 79.

The spelling of 6819436378798 in words is "six trillion, eight hundred nineteen billion, four hundred thirty-six million, three hundred seventy-eight thousand, seven hundred ninety-eight".