16698080682 has 12 divisors (see below), whose sum is σ = 36179174850. Its totient is φ = 5566026888.

The previous prime is 16698080671. The next prime is 16698080683. The reversal of 16698080682 is 28608089661.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10314230481 + 6383850201 = 101559^2 + 79899^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (16698080683) 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 5 ways as a sum of consecutive naturals, for example, 463835557 + ... + 463835592.

Almost surely, 2^16698080682 is an apocalyptic number.

16698080682 is an abundant number, since it is smaller than the sum of its proper divisors (19481094168).

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

16698080682 is a wasteful number, since it uses less digits than its factorization.

16698080682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927671157 (or 927671154 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The spelling of 16698080682 in words is "sixteen billion, six hundred ninety-eight million, eighty thousand, six hundred eighty-two".