12601324236 has 24 divisors (see below), whose sum is σ = 30086883904. Its totient is φ = 4102756560.

The previous prime is 12601324213. The next prime is 12601324237. The reversal of 12601324236 is 63242310621.

It is not an unprimeable number, because it can be changed into a prime (12601324237) 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 7 ways as a sum of consecutive naturals, for example, 12210070 + ... + 12211101.

Almost surely, 2^12601324236 is an apocalyptic number.

It is an amenable number.

12601324236 is an abundant number, since it is smaller than the sum of its proper divisors (17485559668).

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

12601324236 is a wasteful number, since it uses less digits than its factorization.

12601324236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24421221 (or 24421219 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 12601324236 its reverse (63242310621), we get a palindrome (75843634857).

The spelling of 12601324236 in words is "twelve billion, six hundred one million, three hundred twenty-four thousand, two hundred thirty-six".