424131020443 has 4 divisors (see below), whose sum is σ = 456756483568. Its totient is φ = 391505557320.

The previous prime is 424131020441. The next prime is 424131020449. The reversal of 424131020443 is 344020131424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424131020443 - 2¹ = 424131020441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424131020441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16312731543 + ... + 16312731568.

It is an arithmetic number, because the mean of its divisors is an integer number (114189120892).

Almost surely, 2^424131020443 is an apocalyptic number.

424131020443 is a deficient number, since it is larger than the sum of its proper divisors (32625463125).

424131020443 is a wasteful number, since it uses less digits than its factorization.

424131020443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32625463124.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 424131020443 its reverse (344020131424), we get a palindrome (768151151867).

The spelling of 424131020443 in words is "four hundred twenty-four billion, one hundred thirty-one million, twenty thousand, four hundred forty-three".