20325644026 has 16 divisors (see below), whose sum is σ = 30652939944. Its totient is φ = 10108030464.

The previous prime is 20325643997. The next prime is 20325644069. The reversal of 20325644026 is 62044652302.

It can be written as a sum of positive squares in 4 ways, for example, as 15446761225 + 4878882801 = 124285^2 + 69849^2 .

It is a super-3 number, since 3×20325644026³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20325643982 and 20325644000.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1677526 + ... + 1689598.

Almost surely, 2^20325644026 is an apocalyptic number.

20325644026 is a deficient number, since it is larger than the sum of its proper divisors (10327295918).

20325644026 is a wasteful number, since it uses less digits than its factorization.

20325644026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16545.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 20325644026 in words is "twenty billion, three hundred twenty-five million, six hundred forty-four thousand, twenty-six".