12837327128 has 8 divisors (see below), whose sum is σ = 24069988380. Its totient is φ = 6418663560.

The previous prime is 12837327103. The next prime is 12837327161. The reversal of 12837327128 is 82172373821.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 802332938 + ... + 802332953.

Almost surely, 2^12837327128 is an apocalyptic number.

It is an amenable number.

12837327128 is a deficient number, since it is larger than the sum of its proper divisors (11232661252).

12837327128 is a wasteful number, since it uses less digits than its factorization.

12837327128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604665897 (or 1604665893 counting only the distinct ones).

The product of its digits is 225792, while the sum is 44.

The spelling of 12837327128 in words is "twelve billion, eight hundred thirty-seven million, three hundred twenty-seven thousand, one hundred twenty-eight".