38945283315388 has 6 divisors (see below), whose sum is σ = 68154245801936. Its totient is φ = 19472641657692.

The previous prime is 38945283315383. The next prime is 38945283315481. The reversal of 38945283315388 is 88351338254983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38945283315383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4868160414420 + ... + 4868160414427.

Almost surely, 2^{38945283315388} is an apocalyptic number.

It is an amenable number.

38945283315388 is a deficient number, since it is larger than the sum of its proper divisors (29208962486548).

38945283315388 is a wasteful number, since it uses less digits than its factorization.

38945283315388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9736320828851 (or 9736320828849 counting only the distinct ones).

The product of its digits is 597196800, while the sum is 70.

The spelling of 38945283315388 in words is "thirty-eight trillion, nine hundred forty-five billion, two hundred eighty-three million, three hundred fifteen thousand, three hundred eighty-eight".