16440882133 has 8 divisors (see below), whose sum is σ = 17711705088. Its totient is φ = 15170936304.

The previous prime is 16440882131. The next prime is 16440882137. The reversal of 16440882133 is 33128804461.

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 16440882133 - 2¹ = 16440882131 is a prime.

It is a super-3 number, since 3×16440882133³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16440882131) 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, 180085 + ... + 255562.

It is an arithmetic number, because the mean of its divisors is an integer number (2213963136).

Almost surely, 2^16440882133 is an apocalyptic number.

16440882133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16440882133 is a deficient number, since it is larger than the sum of its proper divisors (1270822955).

16440882133 is a wasteful number, since it uses less digits than its factorization.

16440882133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438563.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 16440882133 in words is "sixteen billion, four hundred forty million, eight hundred eighty-two thousand, one hundred thirty-three".