16066508417 has 4 divisors (see below), whose sum is σ = 16069189056. Its totient is φ = 16063827780.

The previous prime is 16066508413. The next prime is 16066508449. The reversal of 16066508417 is 71480566061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16066508417 - 2² = 16066508413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16066508413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1331309 + ... + 1343322.

It is an arithmetic number, because the mean of its divisors is an integer number (4017297264).

Almost surely, 2^16066508417 is an apocalyptic number.

It is an amenable number.

16066508417 is a deficient number, since it is larger than the sum of its proper divisors (2680639).

16066508417 is an equidigital number, since it uses as much as digits as its factorization.

16066508417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680638.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 16066508417 in words is "sixteen billion, sixty-six million, five hundred eight thousand, four hundred seventeen".