38678674563268 has 12 divisors (see below), whose sum is σ = 67692361292332. Its totient is φ = 19337999908320.

The previous prime is 38678674563253. The next prime is 38678674563289. The reversal of 38678674563268 is 86236547687683.

It can be written as a sum of positive squares in 2 ways, for example, as 14541577208964 + 24137097354304 = 3813342^2 + 4912952^2 .

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, 334278255 + ... + 334393942.

Almost surely, 2^{38678674563268} is an apocalyptic number.

It is an amenable number.

38678674563268 is a deficient number, since it is larger than the sum of its proper divisors (29013686729064).

38678674563268 is a wasteful number, since it uses less digits than its factorization.

38678674563268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668686662 (or 668686660 counting only the distinct ones).

The product of its digits is 11705057280, while the sum is 79.

The spelling of 38678674563268 in words is "thirty-eight trillion, six hundred seventy-eight billion, six hundred seventy-four million, five hundred sixty-three thousand, two hundred sixty-eight".