13113025236 has 72 divisors (see below), whose sum is σ = 35780734080. Its totient is φ = 4036785984.

The previous prime is 13113025217. The next prime is 13113025241. The reversal of 13113025236 is 63252031131.

13113025236 is a `hidden beast` number, since 1 + 3 + 1 + 130 + 2 + 523 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249040 + ... + 297063.

It is an arithmetic number, because the mean of its divisors is an integer number (496954640).

Almost surely, 2^13113025236 is an apocalyptic number.

It is an amenable number.

13113025236 is an abundant number, since it is smaller than the sum of its proper divisors (22667708844).

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

13113025236 is a wasteful number, since it uses less digits than its factorization.

13113025236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546165 (or 546160 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 13113025236 its reverse (63252031131), we get a palindrome (76365056367).

The spelling of 13113025236 in words is "thirteen billion, one hundred thirteen million, twenty-five thousand, two hundred thirty-six".