16583028134399 has 4 divisors (see below), whose sum is σ = 16987492235280. Its totient is φ = 16178564033520.

The previous prime is 16583028134377. The next prime is 16583028134441. The reversal of 16583028134399 is 99343182038561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16583028134399 - 2²⁴ = 16583011357183 is a prime.

It is a super-3 number, since 3×16583028134399³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16583028131399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202232050379 + ... + 202232050460.

It is an arithmetic number, because the mean of its divisors is an integer number (4246873058820).

Almost surely, 2^{16583028134399} is an apocalyptic number.

16583028134399 is a deficient number, since it is larger than the sum of its proper divisors (404464100881).

16583028134399 is an equidigital number, since it uses as much as digits as its factorization.

16583028134399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404464100880.

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 16583028134399 in words is "sixteen trillion, five hundred eighty-three billion, twenty-eight million, one hundred thirty-four thousand, three hundred ninety-nine".