12733464531 has 4 divisors (see below), whose sum is σ = 16977952712. Its totient is φ = 8488976352.

The previous prime is 12733464511. The next prime is 12733464553. The reversal of 12733464531 is 13546433721.

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

It is not a de Polignac number, because 12733464531 - 2¹³ = 12733456339 is a prime.

It is a super-2 number, since 2×12733464531² (a number of 21 digits) contains 22 as substring.

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 12733464531.

It is not an unprimeable number, because it can be changed into a prime (12733464511) 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, 2122244086 + ... + 2122244091.

It is an arithmetic number, because the mean of its divisors is an integer number (4244488178).

Almost surely, 2^12733464531 is an apocalyptic number.

12733464531 is a deficient number, since it is larger than the sum of its proper divisors (4244488181).

12733464531 is an equidigital number, since it uses as much as digits as its factorization.

12733464531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244488180.

The product of its digits is 181440, while the sum is 39.

The spelling of 12733464531 in words is "twelve billion, seven hundred thirty-three million, four hundred sixty-four thousand, five hundred thirty-one".