38388833666722 has 16 divisors (see below), whose sum is σ = 71792104519872. Its totient is φ = 14956688441520.

The previous prime is 38388833666699. The next prime is 38388833666741. The reversal of 38388833666722 is 22766633888383.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124639070193 + ... + 124639070500.

It is an arithmetic number, because the mean of its divisors is an integer number (4487006532492).

Almost surely, 2^{38388833666722} is an apocalyptic number.

38388833666722 is a deficient number, since it is larger than the sum of its proper divisors (33403270853150).

38388833666722 is a wasteful number, since it uses less digits than its factorization.

38388833666722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249278140713.

The product of its digits is 2006581248, while the sum is 73.

The spelling of 38388833666722 in words is "thirty-eight trillion, three hundred eighty-eight billion, eight hundred thirty-three million, six hundred sixty-six thousand, seven hundred twenty-two".