3936381345088 has 28 divisors (see below), whose sum is σ = 7812937523700. Its totient is φ = 1967767165952.

The previous prime is 3936381345067. The next prime is 3936381345131. The reversal of 3936381345088 is 8805431836393.

It can be written as a sum of positive squares in 2 ways, for example, as 2050944780544 + 1885436564544 = 1432112^2 + 1373112^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6317431 + ... + 6912502.

Almost surely, 2^{3936381345088} is an apocalyptic number.

It is an amenable number.

3936381345088 is a deficient number, since it is larger than the sum of its proper divisors (3876556178612).

3936381345088 is a wasteful number, since it uses less digits than its factorization.

3936381345088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13234594 (or 13234584 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 61.

The spelling of 3936381345088 in words is "three trillion, nine hundred thirty-six billion, three hundred eighty-one million, three hundred forty-five thousand, eighty-eight".