16938282682 has 4 divisors (see below), whose sum is σ = 25407424026. Its totient is φ = 8469141340.

The previous prime is 16938282661. The next prime is 16938282709. The reversal of 16938282682 is 28628283961.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28628283961 = 31 ⋅923493031.

It can be written as a sum of positive squares in only one way, i.e., 8677108801 + 8261173881 = 93151^2 + 90891^2 .

It is a super-2 number, since 2×16938282682² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4234570669 + ... + 4234570672.

Almost surely, 2^16938282682 is an apocalyptic number.

16938282682 is a deficient number, since it is larger than the sum of its proper divisors (8469141344).

16938282682 is an equidigital number, since it uses as much as digits as its factorization.

16938282682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8469141343.

The product of its digits is 3981312, while the sum is 55.

The spelling of 16938282682 in words is "sixteen billion, nine hundred thirty-eight million, two hundred eighty-two thousand, six hundred eighty-two".