16482039491 has 4 divisors (see below), whose sum is σ = 16482907584. Its totient is φ = 16481171400.

The previous prime is 16482039389. The next prime is 16482039517. The reversal of 16482039491 is 19493028461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19493028461 = 17 ⋅1146648733.

It is a cyclic number.

It is not a de Polignac number, because 16482039491 - 2¹⁰ = 16482038467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16482035491) 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, 404915 + ... + 443756.

It is an arithmetic number, because the mean of its divisors is an integer number (4120726896).

Almost surely, 2^16482039491 is an apocalyptic number.

16482039491 is a deficient number, since it is larger than the sum of its proper divisors (868093).

16482039491 is an equidigital number, since it uses as much as digits as its factorization.

16482039491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868092.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 16482039491 in words is "sixteen billion, four hundred eighty-two million, thirty-nine thousand, four hundred ninety-one".