20001334014552 has 192 divisors, whose sum is σ = 58685786691840. Its totient is φ = 5662662001920.

The previous prime is 20001334014547. The next prime is 20001334014587. The reversal of 20001334014552 is 25541043310002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 610003 + ... + 6354114.

It is an arithmetic number, because the mean of its divisors is an integer number (305655139020).

Almost surely, 2^{20001334014552} is an apocalyptic number.

20001334014552 is a gapful number since it is divisible by the number (22) 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 20001334014552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29342893345920).

20001334014552 is an abundant number, since it is smaller than the sum of its proper divisors (38684452677288).

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

20001334014552 is a wasteful number, since it uses less digits than its factorization.

20001334014552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6964214 (or 6964199 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 20001334014552 its reverse (25541043310002), we get a palindrome (45542377324554).

The spelling of 20001334014552 in words is "twenty trillion, one billion, three hundred thirty-four million, fourteen thousand, five hundred fifty-two".