13521063330 has 24 divisors (see below), whose sum is σ = 35154764892. Its totient is φ = 3605616864.

The previous prime is 13521063313. The next prime is 13521063349. The reversal of 13521063330 is 3336012531.

It is a happy number.

13521063330 is a `hidden beast` number, since 1 + 3 + 5 + 21 + 0 + 633 + 3 + 0 = 666.

13521063330 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 2 ways, for example, as 13307698881 + 213364449 = 115359^2 + 14607^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13521063294 and 13521063303.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 75116929 + ... + 75117108.

Almost surely, 2^13521063330 is an apocalyptic number.

13521063330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13521063330 is an abundant number, since it is smaller than the sum of its proper divisors (21633701562).

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

13521063330 is a wasteful number, since it uses less digits than its factorization.

13521063330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150234050 (or 150234047 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

Adding to 13521063330 its reverse (3336012531), we get a palindrome (16857075861).

The spelling of 13521063330 in words is "thirteen billion, five hundred twenty-one million, sixty-three thousand, three hundred thirty".