20596330144 has 192 divisors, whose sum is σ = 49012387200. Its totient is φ = 8466591744.

The previous prime is 20596330067. The next prime is 20596330187. The reversal of 20596330144 is 44103369502.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22707739 + ... + 22708645.

It is an arithmetic number, because the mean of its divisors is an integer number (255272850).

Almost surely, 2^20596330144 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 20596330144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24506193600).

20596330144 is an abundant number, since it is smaller than the sum of its proper divisors (28416057056).

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

20596330144 is a wasteful number, since it uses less digits than its factorization.

20596330144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 20596330144 its reverse (44103369502), we get a palindrome (64699699646).

The spelling of 20596330144 in words is "twenty billion, five hundred ninety-six million, three hundred thirty thousand, one hundred forty-four".