6978263296 has 81 divisors (see below), whose sum is σ = 14625648331. Its totient is φ = 3322727936.

The previous prime is 6978263293. The next prime is 6978263311. The reversal of 6978263296 is 6923628796.

The square root of 6978263296 is 83536.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

Its product of digits (11757312) is a multiple of the sum of its prime divisors (252).

It is a self number, because there is not a number n which added to its sum of digits gives 6978263296.

It is not an unprimeable number, because it can be changed into a prime (6978263293) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 30741135 + ... + 30741361.

Almost surely, 2^6978263296 is an apocalyptic number.

6978263296 is the 83536-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6978263296

6978263296 is an abundant number, since it is smaller than the sum of its proper divisors (7647385035).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6978263296 is an frugal number, since it uses more digits than its factorization.

6978263296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 252 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 58.

The cubic root of 6978263296 is about 1910.9490907335.

The spelling of 6978263296 in words is "six billion, nine hundred seventy-eight million, two hundred sixty-three thousand, two hundred ninety-six".