12355403045643 has 16 divisors (see below), whose sum is σ = 20919200924160. Its totient is φ = 7060230311688.

The previous prime is 12355403045621. The next prime is 12355403045659. The reversal of 12355403045643 is 34654030455321.

12355403045643 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 54 + 0 + 30 + 4 + 564 + 3 = 666.

It is not a de Polignac number, because 12355403045643 - 2⁵ = 12355403045611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12355403045603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32686251255 + ... + 32686251632.

It is an arithmetic number, because the mean of its divisors is an integer number (1307450057760).

Almost surely, 2^{12355403045643} is an apocalyptic number.

12355403045643 is a deficient number, since it is larger than the sum of its proper divisors (8563797878517).

12355403045643 is an equidigital number, since it uses as much as digits as its factorization.

12355403045643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65372502903 (or 65372502897 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

The spelling of 12355403045643 in words is "twelve trillion, three hundred fifty-five billion, four hundred three million, forty-five thousand, six hundred forty-three".