16530302085 has 32 divisors (see below), whose sum is σ = 29466796032. Its totient is φ = 7844162880.

The previous prime is 16530302071. The next prime is 16530302123. The reversal of 16530302085 is 58020303561.

It is not a de Polignac number, because 16530302085 - 2¹⁶ = 16530236549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 1058029 + ... + 1073538.

It is an arithmetic number, because the mean of its divisors is an integer number (920837376).

Almost surely, 2^16530302085 is an apocalyptic number.

16530302085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16530302085 is a deficient number, since it is larger than the sum of its proper divisors (12936493947).

16530302085 is a wasteful number, since it uses less digits than its factorization.

16530302085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131633.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 16530302085 in words is "sixteen billion, five hundred thirty million, three hundred two thousand, eighty-five".