6696312562 has 8 divisors (see below), whose sum is σ = 10099963692. Its totient is φ = 3329658000.

The previous prime is 6696312547. The next prime is 6696312583. The reversal of 6696312562 is 2652136966.

It is a Cunningham number, because it is equal to 81831²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 6696312561 + 1 = 81831^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9248689 + ... + 9249412.

Almost surely, 2^6696312562 is an apocalyptic number.

6696312562 is a deficient number, since it is larger than the sum of its proper divisors (3403651130).

6696312562 is a wasteful number, since it uses less digits than its factorization.

6696312562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18498284.

The product of its digits is 699840, while the sum is 46.

The square root of 6696312562 is about 81831.0000061102. Note that the first 5 decimals coincide. The cubic root of 6696312562 is about 1884.8577182252.

The spelling of 6696312562 in words is "six billion, six hundred ninety-six million, three hundred twelve thousand, five hundred sixty-two".