16533775013 has 16 divisors (see below), whose sum is σ = 19049209344. Its totient is φ = 14056813680.

The previous prime is 16533775003. The next prime is 16533775021. The reversal of 16533775013 is 31057733561.

It is a de Polignac number, because none of the positive numbers 2^k-16533775013 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 (16533775003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3066506 + ... + 3071892.

It is an arithmetic number, because the mean of its divisors is an integer number (1190575584).

Almost surely, 2^16533775013 is an apocalyptic number.

It is an amenable number.

16533775013 is a deficient number, since it is larger than the sum of its proper divisors (2515434331).

16533775013 is a wasteful number, since it uses less digits than its factorization.

16533775013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872.

The product of its (nonzero) digits is 198450, while the sum is 41.

The spelling of 16533775013 in words is "sixteen billion, five hundred thirty-three million, seven hundred seventy-five thousand, thirteen".