12424464531 has 20 divisors (see below), whose sum is σ = 18572096400. Its totient is φ = 8277579216.

The previous prime is 12424464529. The next prime is 12424464539. The reversal of 12424464531 is 13546442421.

12424464531 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 4 + 4 + 645 + 3 + 1 = 666.

It is not a de Polignac number, because 12424464531 - 2¹ = 12424464529 is a prime.

It is a super-2 number, since 2×12424464531² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12424464539) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 77085 + ... + 175473.

It is an arithmetic number, because the mean of its divisors is an integer number (928604820).

Almost surely, 2^12424464531 is an apocalyptic number.

12424464531 is a deficient number, since it is larger than the sum of its proper divisors (6147631869).

12424464531 is an equidigital number, since it uses as much as digits as its factorization.

12424464531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99960 (or 99951 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The spelling of 12424464531 in words is "twelve billion, four hundred twenty-four million, four hundred sixty-four thousand, five hundred thirty-one".