6966479690 has 16 divisors (see below), whose sum is σ = 12551821128. Its totient is φ = 2783890176.

The previous prime is 6966479687. The next prime is 6966479771. The reversal of 6966479690 is 969746696.

It can be written as a sum of positive squares in 4 ways, for example, as 6964403209 + 2076481 = 83453^2 + 1441^2 .

It is a super-2 number, since 2×6966479690² = 97063678542364992200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 326867 + ... + 347526.

Almost surely, 2^6966479690 is an apocalyptic number.

6966479690 is a deficient number, since it is larger than the sum of its proper divisors (5585341438).

6966479690 is a wasteful number, since it uses less digits than its factorization.

6966479690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675433.

The product of its (nonzero) digits is 26453952, while the sum is 62.

The square root of 6966479690 is about 83465.4400934902. The cubic root of 6966479690 is about 1909.8728650883.

The spelling of 6966479690 in words is "six billion, nine hundred sixty-six million, four hundred seventy-nine thousand, six hundred ninety".