16030005505505 has 32 divisors (see below), whose sum is σ = 19788102489600. Its totient is φ = 12461425396992.

The previous prime is 16030005505477. The next prime is 16030005505523. The reversal of 16030005505505 is 50550550003061.

It is a cyclic number.

It is not a de Polignac number, because 16030005505505 - 2²⁸ = 16029737070049 is a prime.

It is a super-2 number, since 2×16030005505505² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29076599 + ... + 29622771.

It is an arithmetic number, because the mean of its divisors is an integer number (618378202800).

Almost surely, 2^{16030005505505} is an apocalyptic number.

It is an amenable number.

16030005505505 is a deficient number, since it is larger than the sum of its proper divisors (3758096984095).

16030005505505 is a wasteful number, since it uses less digits than its factorization.

16030005505505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547433.

The product of its (nonzero) digits is 56250, while the sum is 35.

Adding to 16030005505505 its reverse (50550550003061), we get a palindrome (66580555508566).

The spelling of 16030005505505 in words is "sixteen trillion, thirty billion, five million, five hundred five thousand, five hundred five".