12527405630167 has 4 divisors (see below), whose sum is σ = 12527550420120. Its totient is φ = 12527260840216.

The previous prime is 12527405630141. The next prime is 12527405630177. The reversal of 12527405630167 is 76103650472521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12527405630167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12527405630167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12527405630177) 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 3 ways as a sum of consecutive naturals, for example, 72265117 + ... + 72438262.

It is an arithmetic number, because the mean of its divisors is an integer number (3131887605030).

Almost surely, 2^{12527405630167} is an apocalyptic number.

12527405630167 is a deficient number, since it is larger than the sum of its proper divisors (144789953).

12527405630167 is an equidigital number, since it uses as much as digits as its factorization.

12527405630167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144789952.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 12527405630167 in words is "twelve trillion, five hundred twenty-seven billion, four hundred five million, six hundred thirty thousand, one hundred sixty-seven".