38678882858563 has 4 divisors (see below), whose sum is σ = 38679253560360. Its totient is φ = 38678512156768.

The previous prime is 38678882858477. The next prime is 38678882858569. The reversal of 38678882858563 is 36585828887683.

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

It is a cyclic number.

It is not a de Polignac number, because 38678882858563 - 2²⁵ = 38678849304131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38678882858569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185194345 + ... + 185403082.

It is an arithmetic number, because the mean of its divisors is an integer number (9669813390090).

Almost surely, 2^{38678882858563} is an apocalyptic number.

38678882858563 is a deficient number, since it is larger than the sum of its proper divisors (370701797).

38678882858563 is a wasteful number, since it uses less digits than its factorization.

38678882858563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370701796.

The product of its digits is 29727129600, while the sum is 85.

The spelling of 38678882858563 in words is "thirty-eight trillion, six hundred seventy-eight billion, eight hundred eighty-two million, eight hundred fifty-eight thousand, five hundred sixty-three".