38193961366 has 8 divisors (see below), whose sum is σ = 62499209544. Its totient is φ = 17360891520.

The previous prime is 38193961361. The next prime is 38193961441. The reversal of 38193961366 is 66316939183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38193961361) 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, 868044555 + ... + 868044598.

It is an arithmetic number, because the mean of its divisors is an integer number (7812401193).

Almost surely, 2^38193961366 is an apocalyptic number.

38193961366 is a deficient number, since it is larger than the sum of its proper divisors (24305248178).

38193961366 is a wasteful number, since it uses less digits than its factorization.

38193961366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736089166.

The product of its digits is 3779136, while the sum is 55.

The spelling of 38193961366 in words is "thirty-eight billion, one hundred ninety-three million, nine hundred sixty-one thousand, three hundred sixty-six".