38678653720216 has 16 divisors (see below), whose sum is σ = 72713827909800. Its totient is φ = 19288299610944.

The previous prime is 38678653720199. The next prime is 38678653720219. The reversal of 38678653720216 is 61202735687683.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38678653720219) 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, 6378402925 + ... + 6378408988.

Almost surely, 2^{38678653720216} is an apocalyptic number.

It is an amenable number.

38678653720216 is a deficient number, since it is larger than the sum of its proper divisors (34035174189584).

38678653720216 is a wasteful number, since it uses less digits than its factorization.

38678653720216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756812298 (or 12756812294 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 64.

The spelling of 38678653720216 in words is "thirty-eight trillion, six hundred seventy-eight billion, six hundred fifty-three million, seven hundred twenty thousand, two hundred sixteen".