13522520459 has 8 divisors (see below), whose sum is σ = 15455835360. Its totient is φ = 11589587136.

The previous prime is 13522520437. The next prime is 13522520491. The reversal of 13522520459 is 95402522531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13522520459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13522529459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14924 + ... + 165129.

It is an arithmetic number, because the mean of its divisors is an integer number (1931979420).

Almost surely, 2^13522520459 is an apocalyptic number.

13522520459 is a deficient number, since it is larger than the sum of its proper divisors (1933314901).

13522520459 is a wasteful number, since it uses less digits than its factorization.

13522520459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190789.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 13522520459 in words is "thirteen billion, five hundred twenty-two million, five hundred twenty thousand, four hundred fifty-nine".