20176727008 has 48 divisors (see below), whose sum is σ = 40602026304. Its totient is φ = 9865461760.

The previous prime is 20176726939. The next prime is 20176727029. The reversal of 20176727008 is 80072767102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2042016 + ... + 2051872.

It is an arithmetic number, because the mean of its divisors is an integer number (845875548).

Almost surely, 2^20176727008 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 20176727008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20301013152).

20176727008 is an abundant number, since it is smaller than the sum of its proper divisors (20425299296).

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

20176727008 is a wasteful number, since it uses less digits than its factorization.

20176727008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275 (or 11267 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 40.

The spelling of 20176727008 in words is "twenty billion, one hundred seventy-six million, seven hundred twenty-seven thousand, eight".