3868143836786 has 16 divisors (see below), whose sum is σ = 6002393552640. Its totient is φ = 1867348239120.

The previous prime is 3868143836783. The next prime is 3868143836831. The reversal of 3868143836786 is 6876383418683.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3868143836783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3103901 + ... + 4167791.

It is an arithmetic number, because the mean of its divisors is an integer number (375149597040).

Almost surely, 2^{3868143836786} is an apocalyptic number.

3868143836786 is a deficient number, since it is larger than the sum of its proper divisors (2134249715854).

3868143836786 is a wasteful number, since it uses less digits than its factorization.

3868143836786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126609.

The product of its digits is 668860416, while the sum is 71.

The spelling of 3868143836786 in words is "three trillion, eight hundred sixty-eight billion, one hundred forty-three million, eight hundred thirty-six thousand, seven hundred eighty-six".