20017835382 has 8 divisors (see below), whose sum is σ = 40035670776. Its totient is φ = 6672611792.

The previous prime is 20017835381. The next prime is 20017835441. The reversal of 20017835382 is 28353871002.

It is a sphenic number, since it is the product of 3 distinct primes.

20017835382 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20017835382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20017835381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668152943 + ... + 1668152954.

It is an arithmetic number, because the mean of its divisors is an integer number (5004458847).

Almost surely, 2^20017835382 is an apocalyptic number.

20017835382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20017835382 is a wasteful number, since it uses less digits than its factorization.

20017835382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336305902.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 20017835382 in words is "twenty billion, seventeen million, eight hundred thirty-five thousand, three hundred eighty-two".