404230202421443 has 4 divisors (see below), whose sum is σ = 404231483004120. Its totient is φ = 404228921838768.

The previous prime is 404230202421413. The next prime is 404230202421469. The reversal of 404230202421443 is 344124202032404.

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 404230202421443 - 2³⁶ = 404161482944707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404230202421413) 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, 639817730 + ... + 640449207.

It is an arithmetic number, because the mean of its divisors is an integer number (101057870751030).

Almost surely, 2^{404230202421443} is an apocalyptic number.

404230202421443 is a deficient number, since it is larger than the sum of its proper divisors (1280582677).

404230202421443 is a wasteful number, since it uses less digits than its factorization.

404230202421443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280582676.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 404230202421443 its reverse (344124202032404), we get a palindrome (748354404453847).

The spelling of 404230202421443 in words is "four hundred four trillion, two hundred thirty billion, two hundred two million, four hundred twenty-one thousand, four hundred forty-three".