16504054435 has 8 divisors (see below), whose sum is σ = 21605307696. Its totient is φ = 12002948640.

The previous prime is 16504054421. The next prime is 16504054439. The reversal of 16504054435 is 53445040561.

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

It is not a de Polignac number, because 16504054435 - 2⁵ = 16504054403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16504054394 and 16504054403.

It is not an unprimeable number, because it can be changed into a prime (16504054439) 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, 150036804 + ... + 150036913.

It is an arithmetic number, because the mean of its divisors is an integer number (2700663462).

Almost surely, 2^16504054435 is an apocalyptic number.

16504054435 is a deficient number, since it is larger than the sum of its proper divisors (5101253261).

16504054435 is a wasteful number, since it uses less digits than its factorization.

16504054435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300073733.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 16504054435 its reverse (53445040561), we get a palindrome (69949094996).

The spelling of 16504054435 in words is "sixteen billion, five hundred four million, fifty-four thousand, four hundred thirty-five".