423341502163 has 4 divisors (see below), whose sum is σ = 424561506840. Its totient is φ = 422121497488.

The previous prime is 423341502149. The next prime is 423341502191. The reversal of 423341502163 is 361205143324.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423341502163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423341502263) 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, 610001818 + ... + 610002511.

It is an arithmetic number, because the mean of its divisors is an integer number (106140376710).

Almost surely, 2^423341502163 is an apocalyptic number.

423341502163 is a deficient number, since it is larger than the sum of its proper divisors (1220004677).

423341502163 is a wasteful number, since it uses less digits than its factorization.

423341502163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220004676.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 423341502163 its reverse (361205143324), we get a palindrome (784546645487).

The spelling of 423341502163 in words is "four hundred twenty-three billion, three hundred forty-one million, five hundred two thousand, one hundred sixty-three".