20243008296 has 128 divisors (see below), whose sum is σ = 64547712000. Its totient is φ = 5758140096.

The previous prime is 20243008273. The next prime is 20243008297. The reversal of 20243008296 is 69280034202.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20243008296.

It is not an unprimeable number, because it can be changed into a prime (20243008297) 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 in 31 ways as a sum of consecutive naturals, for example, 313735 + ... + 372713.

It is an arithmetic number, because the mean of its divisors is an integer number (504279000).

Almost surely, 2^20243008296 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 20243008296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32273856000).

20243008296 is an abundant number, since it is smaller than the sum of its proper divisors (44304703704).

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

20243008296 is a wasteful number, since it uses less digits than its factorization.

20243008296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59228 (or 59218 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 20243008296 in words is "twenty billion, two hundred forty-three million, eight thousand, two hundred ninety-six".