20026606682 has 4 divisors (see below), whose sum is σ = 30039910026. Its totient is φ = 10013303340.

The previous prime is 20026606681. The next prime is 20026606687. The reversal of 20026606682 is 28660662002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19759643761 + 266962921 = 140569^2 + 16339^2 .

It is not an unprimeable number, because it can be changed into a prime (20026606681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006651669 + ... + 5006651672.

Almost surely, 2^20026606682 is an apocalyptic number.

20026606682 is a deficient number, since it is larger than the sum of its proper divisors (10013303344).

20026606682 is a wasteful number, since it uses less digits than its factorization.

20026606682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10013303343.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 20026606682 in words is "twenty billion, twenty-six million, six hundred six thousand, six hundred eighty-two".