424223235445 has 16 divisors (see below), whose sum is σ = 513898250688. Its totient is φ = 336159241600.

The previous prime is 424223235379. The next prime is 424223235511. The reversal of 424223235445 is 544532322424.

It is an interprime number because it is at equal distance from previous prime (424223235379) and next prime (424223235511).

It is not a de Polignac number, because 424223235445 - 2⁹ = 424223234933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424223235398 and 424223235407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4001370 + ... + 4106020.

It is an arithmetic number, because the mean of its divisors is an integer number (32118640668).

Almost surely, 2^424223235445 is an apocalyptic number.

It is an amenable number.

424223235445 is a deficient number, since it is larger than the sum of its proper divisors (89675015243).

424223235445 is a wasteful number, since it uses less digits than its factorization.

424223235445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112340.

The product of its digits is 921600, while the sum is 40.

Adding to 424223235445 its reverse (544532322424), we get a palindrome (968755557869).

The spelling of 424223235445 in words is "four hundred twenty-four billion, two hundred twenty-three million, two hundred thirty-five thousand, four hundred forty-five".