3881678193682 has 16 divisors (see below), whose sum is σ = 5829415515000. Its totient is φ = 1938540883968.

The previous prime is 3881678193637. The next prime is 3881678193727. The reversal of 3881678193682 is 2863918761883.

It is an interprime number because it is at equal distance from previous prime (3881678193637) and next prime (3881678193727).

It can be written as a sum of positive squares in 4 ways, for example, as 3618551258001 + 263126935681 = 1902249^2 + 512959^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6240378 + ... + 6834154.

Almost surely, 2^{3881678193682} is an apocalyptic number.

3881678193682 is a deficient number, since it is larger than the sum of its proper divisors (1947737321318).

3881678193682 is a wasteful number, since it uses less digits than its factorization.

3881678193682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597645.

The product of its digits is 167215104, while the sum is 70.

The spelling of 3881678193682 in words is "three trillion, eight hundred eighty-one billion, six hundred seventy-eight million, one hundred ninety-three thousand, six hundred eighty-two".