16230566813505 has 64 divisors (see below), whose sum is σ = 28370231009280. Its totient is φ = 7858117612800.

The previous prime is 16230566813449. The next prime is 16230566813507. The reversal of 16230566813505 is 50531866503261.

It is not a de Polignac number, because 16230566813505 - 2¹⁴ = 16230566797121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16230566813507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 498879219 + ... + 498911751.

It is an arithmetic number, because the mean of its divisors is an integer number (443284859520).

Almost surely, 2^{16230566813505} is an apocalyptic number.

16230566813505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16230566813505 is a deficient number, since it is larger than the sum of its proper divisors (12139664195775).

16230566813505 is a wasteful number, since it uses less digits than its factorization.

16230566813505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36782.

The product of its (nonzero) digits is 3888000, while the sum is 51.

It can be divided in two parts, 16230566 and 813505, that added together give a palindrome (17044071).

The spelling of 16230566813505 in words is "sixteen trillion, two hundred thirty billion, five hundred sixty-six million, eight hundred thirteen thousand, five hundred five".