16204204450563 has 8 divisors (see below), whose sum is σ = 21609431989248. Its totient is φ = 10800889939464.

The previous prime is 16204204450403. The next prime is 16204204450583. The reversal of 16204204450563 is 36505440240261.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16204204450563 - 2⁸ = 16204204450307 is a prime.

It is a super-2 number, since 2×16204204450563² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16204204450583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478237131 + ... + 478271012.

It is an arithmetic number, because the mean of its divisors is an integer number (2701178998656).

Almost surely, 2^{16204204450563} is an apocalyptic number.

16204204450563 is a deficient number, since it is larger than the sum of its proper divisors (5405227538685).

16204204450563 is an equidigital number, since it uses as much as digits as its factorization.

16204204450563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956513793.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 16204204450563 in words is "sixteen trillion, two hundred four billion, two hundred four million, four hundred fifty thousand, five hundred sixty-three".