423500305433 has 4 divisors (see below), whose sum is σ = 425840086308. Its totient is φ = 421160524560.

The previous prime is 423500305399. The next prime is 423500305447. The reversal of 423500305433 is 334503005324.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4512077584 + 418988227849 = 67172^2 + 647293^2 .

It is a cyclic number.

It is not a de Polignac number, because 423500305433 - 2¹⁴ = 423500289049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423500305433.

It is not an unprimeable number, because it can be changed into a prime (423520305433) 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, 1169890166 + ... + 1169890527.

It is an arithmetic number, because the mean of its divisors is an integer number (106460021577).

Almost surely, 2^423500305433 is an apocalyptic number.

It is an amenable number.

423500305433 is a deficient number, since it is larger than the sum of its proper divisors (2339780875).

423500305433 is a wasteful number, since it uses less digits than its factorization.

423500305433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339780874.

The product of its (nonzero) digits is 64800, while the sum is 32.

The spelling of 423500305433 in words is "four hundred twenty-three billion, five hundred million, three hundred five thousand, four hundred thirty-three".