16243304401365 has 16 divisors (see below), whose sum is σ = 25989450825408. Its totient is φ = 8663041086336.

The previous prime is 16243304401301. The next prime is 16243304401399. The reversal of 16243304401365 is 56310440334261.

It is not a de Polignac number, because 16243304401365 - 2⁶ = 16243304401301 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 892579 + ... + 5769168.

It is an arithmetic number, because the mean of its divisors is an integer number (1624340676588).

Almost surely, 2^{16243304401365} is an apocalyptic number.

16243304401365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16243304401365 is a deficient number, since it is larger than the sum of its proper divisors (9746146424043).

16243304401365 is a wasteful number, since it uses less digits than its factorization.

16243304401365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824308.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 16243304401365 in words is "sixteen trillion, two hundred forty-three billion, three hundred four million, four hundred one thousand, three hundred sixty-five".