12427315318355 has 32 divisors (see below), whose sum is σ = 17440451787264. Its totient is φ = 8322970392576.

The previous prime is 12427315318277. The next prime is 12427315318417. The reversal of 12427315318355 is 55381351372421.

It is not a de Polignac number, because 12427315318355 - 2¹² = 12427315314259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29555624 + ... + 29973146.

It is an arithmetic number, because the mean of its divisors is an integer number (545014118352).

Almost surely, 2^{12427315318355} is an apocalyptic number.

12427315318355 is a deficient number, since it is larger than the sum of its proper divisors (5013136468909).

12427315318355 is a wasteful number, since it uses less digits than its factorization.

12427315318355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437355.

The product of its digits is 3024000, while the sum is 50.

The spelling of 12427315318355 in words is "twelve trillion, four hundred twenty-seven billion, three hundred fifteen million, three hundred eighteen thousand, three hundred fifty-five".