38616818366 has 48 divisors (see below), whose sum is σ = 67844044800. Its totient is φ = 16437078000.

The previous prime is 38616818291. The next prime is 38616818371. The reversal of 38616818366 is 66381861683.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9418985 + ... + 9423083.

It is an arithmetic number, because the mean of its divisors is an integer number (1413417600).

Almost surely, 2^38616818366 is an apocalyptic number.

38616818366 is a deficient number, since it is larger than the sum of its proper divisors (29227226434).

38616818366 is a wasteful number, since it uses less digits than its factorization.

38616818366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749 (or 4742 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 56.

The spelling of 38616818366 in words is "thirty-eight billion, six hundred sixteen million, eight hundred eighteen thousand, three hundred sixty-six".