16365542023303 has 24 divisors (see below), whose sum is σ = 18799528373136. Its totient is φ = 14127030192000.

The previous prime is 16365542023301. The next prime is 16365542023309. The reversal of 16365542023303 is 30332024556361.

It is not a de Polignac number, because 16365542023303 - 2¹ = 16365542023301 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16365542023303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16365542023301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9467148 + ... + 11061553.

It is an arithmetic number, because the mean of its divisors is an integer number (783313682214).

Almost surely, 2^{16365542023303} is an apocalyptic number.

16365542023303 is a deficient number, since it is larger than the sum of its proper divisors (2433986349833).

16365542023303 is a wasteful number, since it uses less digits than its factorization.

16365542023303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20528895 (or 20528872 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 43.

Adding to 16365542023303 its reverse (30332024556361), we get a palindrome (46697566579664).

The spelling of 16365542023303 in words is "sixteen trillion, three hundred sixty-five billion, five hundred forty-two million, twenty-three thousand, three hundred three".