6696732216 has 16 divisors (see below), whose sum is σ = 16741830600. Its totient is φ = 2232244064.

The previous prime is 6696732197. The next prime is 6696732223. The reversal of 6696732216 is 6122376966.

It is a super-4 number, since 4×6696732216⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139515231 + ... + 139515278.

Almost surely, 2^6696732216 is an apocalyptic number.

It is an amenable number.

6696732216 is an abundant number, since it is smaller than the sum of its proper divisors (10045098384).

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

6696732216 is a wasteful number, since it uses less digits than its factorization.

6696732216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279030518 (or 279030514 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The square root of 6696732216 is about 81833.5641164431. The cubic root of 6696732216 is about 1884.8970917138.

The spelling of 6696732216 in words is "six billion, six hundred ninety-six million, seven hundred thirty-two thousand, two hundred sixteen".