12537725263 has 16 divisors (see below), whose sum is σ = 15088971520. Its totient is φ = 10176964416.

The previous prime is 12537725227. The next prime is 12537725279. The reversal of 12537725263 is 36252773521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12537725263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12537725663) 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, 343456 + ... + 378202.

It is an arithmetic number, because the mean of its divisors is an integer number (943060720).

Almost surely, 2^12537725263 is an apocalyptic number.

12537725263 is a deficient number, since it is larger than the sum of its proper divisors (2551246257).

12537725263 is a wasteful number, since it uses less digits than its factorization.

12537725263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37486.

The product of its digits is 529200, while the sum is 43.

The spelling of 12537725263 in words is "twelve billion, five hundred thirty-seven million, seven hundred twenty-five thousand, two hundred sixty-three".