12448735474 has 24 divisors (see below), whose sum is σ = 22045990320. Its totient is φ = 5255540136.

The previous prime is 12448735471. The next prime is 12448735483. The reversal of 12448735474 is 47453784421.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (12448735471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 941404 + ... + 954535.

It is an arithmetic number, because the mean of its divisors is an integer number (918582930).

Almost surely, 2^12448735474 is an apocalyptic number.

12448735474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12448735474 is a deficient number, since it is larger than the sum of its proper divisors (9597254846).

12448735474 is a wasteful number, since it uses less digits than its factorization.

12448735474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896022 (or 1896015 counting only the distinct ones).

The product of its digits is 3010560, while the sum is 49.

The spelling of 12448735474 in words is "twelve billion, four hundred forty-eight million, seven hundred thirty-five thousand, four hundred seventy-four".