13525530215 has 8 divisors (see below), whose sum is σ = 16232166720. Its totient is φ = 10819403872.

The previous prime is 13525530211. The next prime is 13525530217. The reversal of 13525530215 is 51203552531.

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

It is a cyclic number.

It is not a de Polignac number, because 13525530215 - 2² = 13525530211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13525530211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66560 + ... + 177429.

It is an arithmetic number, because the mean of its divisors is an integer number (2029020840).

Almost surely, 2^13525530215 is an apocalyptic number.

13525530215 is a deficient number, since it is larger than the sum of its proper divisors (2706636505).

13525530215 is a wasteful number, since it uses less digits than its factorization.

13525530215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255081.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 13525530215 in words is "thirteen billion, five hundred twenty-five million, five hundred thirty thousand, two hundred fifteen".