16014531549 has 8 divisors (see below), whose sum is σ = 21929809120. Its totient is φ = 10387804176.

The previous prime is 16014531527. The next prime is 16014531587. The reversal of 16014531549 is 94513541061.

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

It is not a de Polignac number, because 16014531549 - 2²⁰ = 16013482973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16014531509) 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, 72137419 + ... + 72137640.

It is an arithmetic number, because the mean of its divisors is an integer number (2741226140).

Almost surely, 2^16014531549 is an apocalyptic number.

It is an amenable number.

16014531549 is a deficient number, since it is larger than the sum of its proper divisors (5915277571).

16014531549 is a wasteful number, since it uses less digits than its factorization.

16014531549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144275099.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 16014531549 in words is "sixteen billion, fourteen million, five hundred thirty-one thousand, five hundred forty-nine".