12305357776243 has 32 divisors (see below), whose sum is σ = 14140286899200. Its totient is φ = 10489841179776.

The previous prime is 12305357776193. The next prime is 12305357776259. The reversal of 12305357776243 is 34267775350321.

It is not a de Polignac number, because 12305357776243 - 2³⁷ = 12167918822771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12305357773243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3707548138 + ... + 3707551456.

It is an arithmetic number, because the mean of its divisors is an integer number (441883965600).

Almost surely, 2^{12305357776243} is an apocalyptic number.

12305357776243 is a deficient number, since it is larger than the sum of its proper divisors (1834929122957).

12305357776243 is a wasteful number, since it uses less digits than its factorization.

12305357776243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451.

The product of its (nonzero) digits is 22226400, while the sum is 55.

The spelling of 12305357776243 in words is "twelve trillion, three hundred five billion, three hundred fifty-seven million, seven hundred seventy-six thousand, two hundred forty-three".