13528042519 has 8 divisors (see below), whose sum is σ = 14369872608. Its totient is φ = 12691330560.

The previous prime is 13528042511. The next prime is 13528042543. The reversal of 13528042519 is 91524082531.

It is a happy number.

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 13528042519 - 2³ = 13528042511 is a prime.

It is a super-2 number, since 2×13528042519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13528042511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274082 + ... + 1284655.

It is an arithmetic number, because the mean of its divisors is an integer number (1796234076).

Almost surely, 2^13528042519 is an apocalyptic number.

13528042519 is a deficient number, since it is larger than the sum of its proper divisors (841830089).

13528042519 is a wasteful number, since it uses less digits than its factorization.

13528042519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559065.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 13528042519 in words is "thirteen billion, five hundred twenty-eight million, forty-two thousand, five hundred nineteen".