16016500133 has 4 divisors (see below), whose sum is σ = 16712869728. Its totient is φ = 15320130540.

The previous prime is 16016500127. The next prime is 16016500189. The reversal of 16016500133 is 33100561061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33100561061 = 17449 ⋅1896989.

It is a cyclic number.

It is not a de Polignac number, because 16016500133 - 2⁴ = 16016500117 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 (16016509133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348184763 + ... + 348184808.

It is an arithmetic number, because the mean of its divisors is an integer number (4178217432).

Almost surely, 2^16016500133 is an apocalyptic number.

It is an amenable number.

16016500133 is a deficient number, since it is larger than the sum of its proper divisors (696369595).

16016500133 is an equidigital number, since it uses as much as digits as its factorization.

16016500133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696369594.

The product of its (nonzero) digits is 1620, while the sum is 26.

The spelling of 16016500133 in words is "sixteen billion, sixteen million, five hundred thousand, one hundred thirty-three".