20026475568 has 120 divisors (see below), whose sum is σ = 61623484416. Its totient is φ = 6020784000.

The previous prime is 20026475501. The next prime is 20026475591. The reversal of 20026475568 is 86557462002.

20026475568 is a `hidden beast` number, since 20 + 0 + 2 + 64 + 7 + 5 + 568 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151393 + ... + 250943.

Almost surely, 2^20026475568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20026475568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30811742208).

20026475568 is an abundant number, since it is smaller than the sum of its proper divisors (41597008848).

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

20026475568 is a wasteful number, since it uses less digits than its factorization.

20026475568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99703 (or 99694 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

It can be divided in two parts, 20026 and 475568, that added together give a palindrome (495594).

The spelling of 20026475568 in words is "twenty billion, twenty-six million, four hundred seventy-five thousand, five hundred sixty-eight".