20334013344 has 144 divisors (see below), whose sum is σ = 62066119752. Its totient is φ = 6291800064.

The previous prime is 20334013331. The next prime is 20334013363. The reversal of 20334013344 is 44331043302.

It can be written as a sum of positive squares in 4 ways, for example, as 17105500944 + 3228512400 = 130788^2 + 56820^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328962 + ... + 385854.

Almost surely, 2^20334013344 is an apocalyptic number.

20334013344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20334013344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31033059876).

20334013344 is an abundant number, since it is smaller than the sum of its proper divisors (41732106408).

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

20334013344 is a wasteful number, since it uses less digits than its factorization.

20334013344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56999 (or 56988 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20334013344 its reverse (44331043302), we get a palindrome (64665056646).

The spelling of 20334013344 in words is "twenty billion, three hundred thirty-four million, thirteen thousand, three hundred forty-four".