39135911894396 has 12 divisors (see below), whose sum is σ = 68630826707520. Its totient is φ = 19527104263680.

The previous prime is 39135911894383. The next prime is 39135911894407. The reversal of 39135911894396 is 69349811953193.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10212918725 + ... + 10212922556.

It is an arithmetic number, because the mean of its divisors is an integer number (5719235558960).

Almost surely, 2^{39135911894396} is an apocalyptic number.

It is an amenable number.

39135911894396 is a deficient number, since it is larger than the sum of its proper divisors (29494914813124).

39135911894396 is a wasteful number, since it uses less digits than its factorization.

39135911894396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20425841764 (or 20425841762 counting only the distinct ones).

The product of its digits is 170061120, while the sum is 71.

The spelling of 39135911894396 in words is "thirty-nine trillion, one hundred thirty-five billion, nine hundred eleven million, eight hundred ninety-four thousand, three hundred ninety-six".