16500133076501 has 8 divisors (see below), whose sum is σ = 16505743460760. Its totient is φ = 16494522990592.

The previous prime is 16500133076443. The next prime is 16500133076527. The reversal of 16500133076501 is 10567033100561.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18238232401 + 16481894844100 = 135049^2 + 4059790^2 .

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 16500133076501 - 2¹⁸ = 16500132814357 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 (16500133076561) 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, 190548851 + ... + 190635423.

It is an arithmetic number, because the mean of its divisors is an integer number (2063217932595).

Almost surely, 2^{16500133076501} is an apocalyptic number.

It is an amenable number.

16500133076501 is a deficient number, since it is larger than the sum of its proper divisors (5610384259).

16500133076501 is an equidigital number, since it uses as much as digits as its factorization.

16500133076501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149175.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 16500133076501 in words is "sixteen trillion, five hundred billion, one hundred thirty-three million, seventy-six thousand, five hundred one".