12415604143655 has 16 divisors (see below), whose sum is σ = 15246864848160. Its totient is φ = 9700440304128.

The previous prime is 12415604143637. The next prime is 12415604143681. The reversal of 12415604143655 is 55634140651421.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12415604143655 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1155422 + ... + 5115291.

It is an arithmetic number, because the mean of its divisors is an integer number (952929053010).

Almost surely, 2^{12415604143655} is an apocalyptic number.

12415604143655 is a deficient number, since it is larger than the sum of its proper divisors (2831260704505).

12415604143655 is an equidigital number, since it uses as much as digits as its factorization.

12415604143655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6279970.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 12415604143655 in words is "twelve trillion, four hundred fifteen billion, six hundred four million, one hundred forty-three thousand, six hundred fifty-five".