13522503402 has 12 divisors (see below), whose sum is σ = 29298757410. Its totient is φ = 4507501128.

The previous prime is 13522503361. The next prime is 13522503419. The reversal of 13522503402 is 20430522531.

It is a happy number.

13522503402 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 250 + 3 + 402 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12827601081 + 694902321 = 113259^2 + 26361^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 375625077 + ... + 375625112.

Almost surely, 2^13522503402 is an apocalyptic number.

13522503402 is an abundant number, since it is smaller than the sum of its proper divisors (15776254008).

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

13522503402 is a wasteful number, since it uses less digits than its factorization.

13522503402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751250197 (or 751250194 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 13522503402 in words is "thirteen billion, five hundred twenty-two million, five hundred three thousand, four hundred two".