16066342445 has 8 divisors (see below), whose sum is σ = 19281741336. Its totient is φ = 12851653696.

The previous prime is 16066342393. The next prime is 16066342447. The reversal of 16066342445 is 54424366061.

It can be written as a sum of positive squares in 4 ways, for example, as 422836969 + 15643505476 = 20563^2 + 125074^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 16066342445 - 2²⁶ = 15999233581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16066342447) 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, 126422 + ... + 219351.

It is an arithmetic number, because the mean of its divisors is an integer number (2410217667).

Almost surely, 2^16066342445 is an apocalyptic number.

It is an amenable number.

16066342445 is a deficient number, since it is larger than the sum of its proper divisors (3215398891).

16066342445 is an equidigital number, since it uses as much as digits as its factorization.

16066342445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355071.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 16066342445 in words is "sixteen billion, sixty-six million, three hundred forty-two thousand, four hundred forty-five".