13650513549 has 8 divisors (see below), whose sum is σ = 18216502272. Its totient is φ = 9092433600.

The previous prime is 13650513533. The next prime is 13650513587. The reversal of 13650513549 is 94531505631.

13650513549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13650513549 - 2⁴ = 13650513533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13650513549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13650513509) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1973164 + ... + 1980069.

It is an arithmetic number, because the mean of its divisors is an integer number (2277062784).

Almost surely, 2^13650513549 is an apocalyptic number.

It is an amenable number.

13650513549 is a deficient number, since it is larger than the sum of its proper divisors (4565988723).

13650513549 is a wasteful number, since it uses less digits than its factorization.

13650513549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954387.

The product of its (nonzero) digits is 243000, while the sum is 42.

The spelling of 13650513549 in words is "thirteen billion, six hundred fifty million, five hundred thirteen thousand, five hundred forty-nine".