13625189136 has 120 divisors (see below), whose sum is σ = 41206617816. Its totient is φ = 4177889280.

The previous prime is 13625189129. The next prime is 13625189203. The reversal of 13625189136 is 63198152631.

13625189136 is a `hidden beast` number, since 1 + 3 + 625 + 1 + 8 + 9 + 13 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 596336400 + 13028852736 = 24420^2 + 114144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13625189091 and 13625189100.

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, 536076 + ... + 560916.

Almost surely, 2^13625189136 is an apocalyptic number.

13625189136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13625189136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20603308908).

13625189136 is an abundant number, since it is smaller than the sum of its proper divisors (27581428680).

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

13625189136 is a wasteful number, since it uses less digits than its factorization.

13625189136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25161 (or 25152 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 13625189136 in words is "thirteen billion, six hundred twenty-five million, one hundred eighty-nine thousand, one hundred thirty-six".