424423403403 has 4 divisors (see below), whose sum is σ = 565897871208. Its totient is φ = 282948935600.

The previous prime is 424423403389. The next prime is 424423403441. The reversal of 424423403403 is 304304324424.

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 424423403403 - 2²⁶ = 424356294539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424423403203) 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, 70737233898 + ... + 70737233903.

It is an arithmetic number, because the mean of its divisors is an integer number (141474467802).

Almost surely, 2^424423403403 is an apocalyptic number.

424423403403 is a deficient number, since it is larger than the sum of its proper divisors (141474467805).

424423403403 is a wasteful number, since it uses less digits than its factorization.

424423403403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141474467804.

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 424423403403 its reverse (304304324424), we get a palindrome (728727727827).

The spelling of 424423403403 in words is "four hundred twenty-four billion, four hundred twenty-three million, four hundred three thousand, four hundred three".