12049316748 has 144 divisors (see below), whose sum is σ = 35262689280. Its totient is φ = 3398112000.

The previous prime is 12049316737. The next prime is 12049316761. The reversal of 12049316748 is 84761394021.

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 47 ways as a sum of consecutive naturals, for example, 6689448 + ... + 6691248.

Almost surely, 2^12049316748 is an apocalyptic number.

12049316748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12049316748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17631344640).

12049316748 is an abundant number, since it is smaller than the sum of its proper divisors (23213372532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12049316748 is a wasteful number, since it uses less digits than its factorization.

12049316748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 12049316748 in words is "twelve billion, forty-nine million, three hundred sixteen thousand, seven hundred forty-eight".