12127580821363 has 32 divisors (see below), whose sum is σ = 14699432821248. Its totient is φ = 9767572876800.

The previous prime is 12127580821333. The next prime is 12127580821381. The reversal of 12127580821363 is 36312808572121.

It is not a de Polignac number, because 12127580821363 - 2³³ = 12118990886771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12127580821333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573207781 + ... + 573228937.

It is an arithmetic number, because the mean of its divisors is an integer number (459357275664).

Almost surely, 2^{12127580821363} is an apocalyptic number.

12127580821363 is a deficient number, since it is larger than the sum of its proper divisors (2571851999885).

12127580821363 is a wasteful number, since it uses less digits than its factorization.

12127580821363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28843.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 12127580821363 in words is "twelve trillion, one hundred twenty-seven billion, five hundred eighty million, eight hundred twenty-one thousand, three hundred sixty-three".