6966317938 has 4 divisors (see below), whose sum is σ = 10449476910. Its totient is φ = 3483158968.

The previous prime is 6966317929. The next prime is 6966317959. The reversal of 6966317938 is 8397136696.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4188290089 + 2778027849 = 64717^2 + 52707^2 .

It is a super-2 number, since 2×6966317938² = 97059171226601143688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 1741579483 + ... + 1741579486.

Almost surely, 2^6966317938 is an apocalyptic number.

6966317938 is a deficient number, since it is larger than the sum of its proper divisors (3483158972).

6966317938 is a wasteful number, since it uses less digits than its factorization.

6966317938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483158971.

The product of its digits is 8817984, while the sum is 58.

The square root of 6966317938 is about 83464.4711119648. The cubic root of 6966317938 is about 1909.8580834406.

The spelling of 6966317938 in words is "six billion, nine hundred sixty-six million, three hundred seventeen thousand, nine hundred thirty-eight".