423306056303 has 8 divisors (see below), whose sum is σ = 457876293168. Its totient is φ = 389022709824.

The previous prime is 423306056297. The next prime is 423306056317. The reversal of 423306056303 is 303650603324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423306056303 - 2¹⁰ = 423306055279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423306056333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71719526 + ... + 71725427.

It is an arithmetic number, because the mean of its divisors is an integer number (57234536646).

Almost surely, 2^423306056303 is an apocalyptic number.

423306056303 is a deficient number, since it is larger than the sum of its proper divisors (34570236865).

423306056303 is a wasteful number, since it uses less digits than its factorization.

423306056303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143445193.

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 423306056303 its reverse (303650603324), we get a palindrome (726956659627).

The spelling of 423306056303 in words is "four hundred twenty-three billion, three hundred six million, fifty-six thousand, three hundred three".