12267561627 has 12 divisors (see below), whose sum is σ = 17725149000. Its totient is φ = 8175910848.

The previous prime is 12267561617. The next prime is 12267561703. The reversal of 12267561627 is 72616576221.

12267561627 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 7 + 5 + 616 + 27 = 666.

12267561627 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12267561627 - 2⁶ = 12267561563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12267561617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173502 + ... + 233747.

It is an arithmetic number, because the mean of its divisors is an integer number (1477095750).

Almost surely, 2^12267561627 is an apocalyptic number.

12267561627 is a deficient number, since it is larger than the sum of its proper divisors (5457587373).

12267561627 is a wasteful number, since it uses less digits than its factorization.

12267561627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410602 (or 410599 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 12267561627 in words is "twelve billion, two hundred sixty-seven million, five hundred sixty-one thousand, six hundred twenty-seven".