38666366684 has 24 divisors (see below), whose sum is σ = 73840588416. Its totient is φ = 17570150000.

The previous prime is 38666366677. The next prime is 38666366719. The reversal of 38666366684 is 48666366683.

It is a congruent number.

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, 7889 + ... + 278199.

It is an arithmetic number, because the mean of its divisors is an integer number (3076691184).

Almost surely, 2^38666366684 is an apocalyptic number.

It is an amenable number.

38666366684 is a deficient number, since it is larger than the sum of its proper divisors (35174221732).

38666366684 is a wasteful number, since it uses less digits than its factorization.

38666366684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273577 (or 273575 counting only the distinct ones).

The product of its digits is 107495424, while the sum is 62.

Subtracting 38666366684 from its reverse (48666366683), we obtain a palindrome (9999999999).

The spelling of 38666366684 in words is "thirty-eight billion, six hundred sixty-six million, three hundred sixty-six thousand, six hundred eighty-four".