38366666383 has 4 divisors (see below), whose sum is σ = 38473537680. Its totient is φ = 38259795088.

The previous prime is 38366666381. The next prime is 38366666399.

38366666383 is nontrivially palindromic in base 10.

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 38366666383 - 2¹ = 38366666381 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38366666381) 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, 53435110 + ... + 53435827.

It is an arithmetic number, because the mean of its divisors is an integer number (9618384420).

Almost surely, 2^38366666383 is an apocalyptic number.

38366666383 is a deficient number, since it is larger than the sum of its proper divisors (106871297).

38366666383 is a wasteful number, since it uses less digits than its factorization.

38366666383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106871296.

The product of its digits is 40310784, while the sum is 58.

The spelling of 38366666383 in words is "thirty-eight billion, three hundred sixty-six million, six hundred sixty-six thousand, three hundred eighty-three".