12733485445 has 24 divisors (see below), whose sum is σ = 16333618680. Its totient is φ = 9518140800.

The previous prime is 12733485439. The next prime is 12733485463. The reversal of 12733485445 is 54458433721.

It can be written as a sum of positive squares in 4 ways, for example, as 2997124516 + 9736360929 = 54746^2 + 98673^2 .

It is not a de Polignac number, because 12733485445 - 2¹⁷ = 12733354373 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12733485395 and 12733485404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93655 + ... + 185035.

It is an arithmetic number, because the mean of its divisors is an integer number (680567445).

Almost surely, 2^12733485445 is an apocalyptic number.

It is an amenable number.

12733485445 is a deficient number, since it is larger than the sum of its proper divisors (3600133235).

12733485445 is an equidigital number, since it uses as much as digits as its factorization.

12733485445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91477 (or 91446 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 46.

The spelling of 12733485445 in words is "twelve billion, seven hundred thirty-three million, four hundred eighty-five thousand, four hundred forty-five".