12047326848 has 48 divisors (see below), whose sum is σ = 34667441250. Its totient is φ = 4015775232.

The previous prime is 12047326831. The next prime is 12047326867. The reversal of 12047326848 is 84862374021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11268247104 + 779079744 = 106152^2 + 27912^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5227723 + ... + 5230026.

Almost surely, 2^12047326848 is an apocalyptic number.

12047326848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12047326848 is an abundant number, since it is smaller than the sum of its proper divisors (22620114402).

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

12047326848 is a wasteful number, since it uses less digits than its factorization.

12047326848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10457769 (or 10457754 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 12047326848 in words is "twelve billion, forty-seven million, three hundred twenty-six thousand, eight hundred forty-eight".