16483363561 has 16 divisors (see below), whose sum is σ = 19248039936. Its totient is φ = 13821449616.

The previous prime is 16483363543. The next prime is 16483363577. The reversal of 16483363561 is 16536338461.

It is a cyclic number.

It is not a de Polignac number, because 16483363561 - 2⁹ = 16483363049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16483363261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761490 + ... + 782836.

It is an arithmetic number, because the mean of its divisors is an integer number (1203002496).

Almost surely, 2^16483363561 is an apocalyptic number.

It is an amenable number.

16483363561 is a deficient number, since it is larger than the sum of its proper divisors (2764676375).

16483363561 is a wasteful number, since it uses less digits than its factorization.

16483363561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23748.

The product of its digits is 933120, while the sum is 46.

The spelling of 16483363561 in words is "sixteen billion, four hundred eighty-three million, three hundred sixty-three thousand, five hundred sixty-one".