6789134873986 has 4 divisors (see below), whose sum is σ = 10183702310982. Its totient is φ = 3394567436992.

The previous prime is 6789134873903. The next prime is 6789134874001. The reversal of 6789134873986 is 6893784319876.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6336643218361 + 452491655625 = 2517269^2 + 672675^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1697283718495 + ... + 1697283718498.

Almost surely, 2^{6789134873986} is an apocalyptic number.

6789134873986 is a deficient number, since it is larger than the sum of its proper divisors (3394567436996).

6789134873986 is a wasteful number, since it uses less digits than its factorization.

6789134873986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394567436995.

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

The spelling of 6789134873986 in words is "six trillion, seven hundred eighty-nine billion, one hundred thirty-four million, eight hundred seventy-three thousand, nine hundred eighty-six".