12534052522191 has 16 divisors (see below), whose sum is σ = 16718922204000. Its totient is φ = 8352609527808.

The previous prime is 12534052522171. The next prime is 12534052522297. The reversal of 12534052522191 is 19122525043521.

It is not a de Polignac number, because 12534052522191 - 2¹⁹ = 12534051997903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534052522171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90857035 + ... + 90994883.

It is an arithmetic number, because the mean of its divisors is an integer number (1044932637750).

Almost surely, 2^{12534052522191} is an apocalyptic number.

12534052522191 is a deficient number, since it is larger than the sum of its proper divisors (4184869681809).

12534052522191 is a wasteful number, since it uses less digits than its factorization.

12534052522191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150058.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 12534052522191 in words is "twelve trillion, five hundred thirty-four billion, fifty-two million, five hundred twenty-two thousand, one hundred ninety-one".