12427089624747 has 24 divisors (see below), whose sum is σ = 20518434065376. Its totient is φ = 7099853273856.

The previous prime is 12427089624737. The next prime is 12427089624757. The reversal of 12427089624747 is 74742698072421.

12427089624747 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 70 + 8 + 96 + 2 + 474 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (12427089624737) and next prime (12427089624757).

It is not a de Polignac number, because 12427089624747 - 2²⁷ = 12426955407019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (12427089624737) 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 23 ways as a sum of consecutive naturals, for example, 18285828 + ... + 18953249.

It is an arithmetic number, because the mean of its divisors is an integer number (854934752724).

Almost surely, 2^{12427089624747} is an apocalyptic number.

12427089624747 is a deficient number, since it is larger than the sum of its proper divisors (8091344440629).

12427089624747 is a wasteful number, since it uses less digits than its factorization.

12427089624747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37244387 (or 37244384 counting only the distinct ones).

The product of its (nonzero) digits is 75866112, while the sum is 63.

The spelling of 12427089624747 in words is "twelve trillion, four hundred twenty-seven billion, eighty-nine million, six hundred twenty-four thousand, seven hundred forty-seven".