6695974795966 has 16 divisors (see below), whose sum is σ = 10130830860240. Its totient is φ = 3319154657280.

The previous prime is 6695974795963. The next prime is 6695974795981.

It is a happy number.

6695974795966 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6695974795963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30761661 + ... + 30978568.

It is an arithmetic number, because the mean of its divisors is an integer number (633176928765).

Almost surely, 2^{6695974795966} is an apocalyptic number.

6695974795966 is a deficient number, since it is larger than the sum of its proper divisors (3434856064274).

6695974795966 is a wasteful number, since it uses less digits than its factorization.

6695974795966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61740699.

The product of its digits is 41664974400, while the sum is 88.

The spelling of 6695974795966 in words is "six trillion, six hundred ninety-five billion, nine hundred seventy-four million, seven hundred ninety-five thousand, nine hundred sixty-six".