12427479675 has 240 divisors, whose sum is σ = 25786474560. Its totient is φ = 5878656000.

The previous prime is 12427479643. The next prime is 12427479677. The reversal of 12427479675 is 57697472421.

It is not a de Polignac number, because 12427479675 - 2⁵ = 12427479643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12427479677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 114013521 + ... + 114013629.

It is an arithmetic number, because the mean of its divisors is an integer number (107443644).

Almost surely, 2^12427479675 is an apocalyptic number.

12427479675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12427479675 is an abundant number, since it is smaller than the sum of its proper divisors (13358994885).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12427479675 is a wasteful number, since it uses less digits than its factorization.

12427479675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 262 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 54.

The spelling of 12427479675 in words is "twelve billion, four hundred twenty-seven million, four hundred seventy-nine thousand, six hundred seventy-five".