16005516660983 has 2 divisors, whose sum is σ = 16005516660984. Its totient is φ = 16005516660982.

The previous prime is 16005516660967. The next prime is 16005516661021. The reversal of 16005516660983 is 38906661550061.

16005516660983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16005516660983 - 2⁴ = 16005516660967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16005516660083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002758330491 + 8002758330492.

It is an arithmetic number, because the mean of its divisors is an integer number (8002758330492).

Almost surely, 2^{16005516660983} is an apocalyptic number.

16005516660983 is a deficient number, since it is larger than the sum of its proper divisors (1).

16005516660983 is an equidigital number, since it uses as much as digits as its factorization.

16005516660983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 16005516660983 in words is "sixteen trillion, five billion, five hundred sixteen million, six hundred sixty thousand, nine hundred eighty-three".