423511502034231 has 40 divisors (see below), whose sum is σ = 684848747222640. Its totient is φ = 259272087211008.

The previous prime is 423511502034221. The next prime is 423511502034289. The reversal of 423511502034231 is 132430205115324.

423511502034231 is a `hidden beast` number, since 4 + 2 + 3 + 511 + 50 + 20 + 3 + 42 + 31 = 666.

It is not a de Polignac number, because 423511502034231 - 2²⁷ = 423511367816503 is a prime.

It is a super-2 number, since 2×423511502034231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423511502034221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1041753141 + ... + 1042159598.

It is an arithmetic number, because the mean of its divisors is an integer number (17121218680566).

Almost surely, 2^{423511502034231} is an apocalyptic number.

423511502034231 is a deficient number, since it is larger than the sum of its proper divisors (261337245188409).

423511502034231 is a wasteful number, since it uses less digits than its factorization.

423511502034231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083912957 (or 2083912948 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 423511502034231 its reverse (132430205115324), we get a palindrome (555941707149555).

The spelling of 423511502034231 in words is "four hundred twenty-three trillion, five hundred eleven billion, five hundred two million, thirty-four thousand, two hundred thirty-one".