20443411434402 has 96 divisors (see below), whose sum is σ = 48859424752320. Its totient is φ = 6126068880000.

The previous prime is 20443411434389. The next prime is 20443411434409.

20443411434402 is a `hidden beast` number, since 2 + 0 + 44 + 34 + 1 + 143 + 440 + 2 = 666.

20443411434402 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (20443411434409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15588124 + ... + 16848632.

It is an arithmetic number, because the mean of its divisors is an integer number (508952341170).

Almost surely, 2^{20443411434402} is an apocalyptic number.

20443411434402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20443411434402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24429712376160).

20443411434402 is an abundant number, since it is smaller than the sum of its proper divisors (28416013317918).

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

20443411434402 is a wasteful number, since it uses less digits than its factorization.

20443411434402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261440 (or 1261437 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

It can be divided in two parts, 2044341 and 1434402, that added together give a palindrome (3478743).

The spelling of 20443411434402 in words is "twenty trillion, four hundred forty-three billion, four hundred eleven million, four hundred thirty-four thousand, four hundred two".