16500073541 has 8 divisors (see below), whose sum is σ = 18994872000. Its totient is φ = 14039686368.

The previous prime is 16500073531. The next prime is 16500073543. The reversal of 16500073541 is 14537000561.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16500073541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16500073498 and 16500073507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16500073543) 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, 8601791 + ... + 8603708.

It is an arithmetic number, because the mean of its divisors is an integer number (2374359000).

Almost surely, 2^16500073541 is an apocalyptic number.

It is an amenable number.

16500073541 is a deficient number, since it is larger than the sum of its proper divisors (2494798459).

16500073541 is a wasteful number, since it uses less digits than its factorization.

16500073541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17205643.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 16500073541 in words is "sixteen billion, five hundred million, seventy-three thousand, five hundred forty-one".