20414243443 has 8 divisors (see below), whose sum is σ = 22296637440. Its totient is φ = 18536275080.

The previous prime is 20414243419. The next prime is 20414243477. The reversal of 20414243443 is 34434241402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20414243443 - 2¹⁷ = 20414112371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20414243743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096755 + ... + 1115212.

It is an arithmetic number, because the mean of its divisors is an integer number (2787079680).

Almost surely, 2^20414243443 is an apocalyptic number.

20414243443 is a deficient number, since it is larger than the sum of its proper divisors (1882393997).

20414243443 is a wasteful number, since it uses less digits than its factorization.

20414243443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212817.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 20414243443 its reverse (34434241402), we get a palindrome (54848484845).

The spelling of 20414243443 in words is "twenty billion, four hundred fourteen million, two hundred forty-three thousand, four hundred forty-three".