16599077409243 has 32 divisors (see below), whose sum is σ = 25316014648320. Its totient is φ = 9476870820480.

The previous prime is 16599077409217. The next prime is 16599077409353. The reversal of 16599077409243 is 34290477099561.

It is not a de Polignac number, because 16599077409243 - 2¹⁶ = 16599077343707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16599077405243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206649973 + ... + 206730281.

It is an arithmetic number, because the mean of its divisors is an integer number (791125457760).

Almost surely, 2^{16599077409243} is an apocalyptic number.

16599077409243 is a deficient number, since it is larger than the sum of its proper divisors (8716937239077).

16599077409243 is a wasteful number, since it uses less digits than its factorization.

16599077409243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88827.

The product of its (nonzero) digits is 102876480, while the sum is 66.

The spelling of 16599077409243 in words is "sixteen trillion, five hundred ninety-nine billion, seventy-seven million, four hundred nine thousand, two hundred forty-three".