13500725562 has 12 divisors (see below), whose sum is σ = 29251572090. Its totient is φ = 4500241848.

The previous prime is 13500725561. The next prime is 13500725573. The reversal of 13500725562 is 26552700531.

13500725562 is a `hidden beast` number, since 1 + 35 + 0 + 0 + 72 + 556 + 2 = 666.

13500725562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13470155721 + 30569841 = 116061^2 + 5529^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (13500725561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 375020137 + ... + 375020172.

Almost surely, 2^13500725562 is an apocalyptic number.

13500725562 is an abundant number, since it is smaller than the sum of its proper divisors (15750846528).

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

13500725562 is a wasteful number, since it uses less digits than its factorization.

13500725562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750040317 (or 750040314 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The spelling of 13500725562 in words is "thirteen billion, five hundred million, seven hundred twenty-five thousand, five hundred sixty-two".