1606667216203 has 8 divisors (see below), whose sum is σ = 1866292598240. Its totient is φ = 1354567207680.

The previous prime is 1606667216201. The next prime is 1606667216251. The reversal of 1606667216203 is 3026127666061.

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 1606667216203 - 2¹ = 1606667216201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1606667216201) 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 7 ways as a sum of consecutive naturals, for example, 1881342918 + ... + 1881343771.

It is an arithmetic number, because the mean of its divisors is an integer number (233286574780).

Almost surely, 2^{1606667216203} is an apocalyptic number.

1606667216203 is a deficient number, since it is larger than the sum of its proper divisors (259625382037).

1606667216203 is an equidigital number, since it uses as much as digits as its factorization.

1606667216203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3762686757.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 1606667216203 in words is "one trillion, six hundred six billion, six hundred sixty-seven million, two hundred sixteen thousand, two hundred three".