12091836256 has 48 divisors (see below), whose sum is σ = 24183762624. Its totient is φ = 5950099584.

The previous prime is 12091836247. The next prime is 12091836277. The reversal of 12091836256 is 65263819021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3177651 + ... + 3181453.

It is an arithmetic number, because the mean of its divisors is an integer number (503828388).

Almost surely, 2^12091836256 is an apocalyptic number.

12091836256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12091836256 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

12091836256 is a wasteful number, since it uses less digits than its factorization.

12091836256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363 (or 5355 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 12091836256 in words is "twelve billion, ninety-one million, eight hundred thirty-six thousand, two hundred fifty-six".