6916728694 has 16 divisors (see below), whose sum is σ = 10884028320. Its totient is φ = 3292078720.

The previous prime is 6916728673. The next prime is 6916728701. The reversal of 6916728694 is 4968276196.

It is a happy number.

It is a super-2 number, since 2×6916728694² = 95682271652805891272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835699 + ... + 843934.

It is an arithmetic number, because the mean of its divisors is an integer number (680251770).

Almost surely, 2^6916728694 is an apocalyptic number.

6916728694 is a deficient number, since it is larger than the sum of its proper divisors (3967299626).

6916728694 is a wasteful number, since it uses less digits than its factorization.

6916728694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679735.

The product of its digits is 7838208, while the sum is 58.

The square root of 6916728694 is about 83166.8725755634. The cubic root of 6916728694 is about 1905.3155576579.

The spelling of 6916728694 in words is "six billion, nine hundred sixteen million, seven hundred twenty-eight thousand, six hundred ninety-four".