12655241847 has 32 divisors (see below), whose sum is σ = 19882791360. Its totient is φ = 7927971840.

The previous prime is 12655241789. The next prime is 12655241887. The reversal of 12655241847 is 74814255621.

12655241847 is a `hidden beast` number, since 12 + 6 + 552 + 4 + 1 + 84 + 7 = 666.

It is not a de Polignac number, because 12655241847 - 2⁸ = 12655241591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12655241887) 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, 272713 + ... + 315725.

It is an arithmetic number, because the mean of its divisors is an integer number (621337230).

Almost surely, 2^12655241847 is an apocalyptic number.

12655241847 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12655241847 is a deficient number, since it is larger than the sum of its proper divisors (7227549513).

12655241847 is a wasteful number, since it uses less digits than its factorization.

12655241847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43680 (or 43674 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The spelling of 12655241847 in words is "twelve billion, six hundred fifty-five million, two hundred forty-one thousand, eight hundred forty-seven".