423530403533 has 16 divisors (see below), whose sum is σ = 467993427840. Its totient is φ = 381243388416.

The previous prime is 423530403493. The next prime is 423530403599. The reversal of 423530403533 is 335304035324.

It is a cyclic number.

It is not a de Polignac number, because 423530403533 - 2¹⁰ = 423530402509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 423530403493 and 423530403502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423532403533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3783278 + ... + 3893616.

It is an arithmetic number, because the mean of its divisors is an integer number (29249589240).

Almost surely, 2^423530403533 is an apocalyptic number.

It is an amenable number.

423530403533 is a deficient number, since it is larger than the sum of its proper divisors (44463024307).

423530403533 is a wasteful number, since it uses less digits than its factorization.

423530403533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120196.

The product of its (nonzero) digits is 194400, while the sum is 35.

Adding to 423530403533 its reverse (335304035324), we get a palindrome (758834438857).

The spelling of 423530403533 in words is "four hundred twenty-three billion, five hundred thirty million, four hundred three thousand, five hundred thirty-three".