16641694303 has 32 divisors (see below), whose sum is σ = 18750191040. Its totient is φ = 14670888960.

The previous prime is 16641694273. The next prime is 16641694313. The reversal of 16641694303 is 30349614661.

It is not a de Polignac number, because 16641694303 - 2¹³ = 16641686111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16641694303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16641694313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4997343 + ... + 5000671.

It is an arithmetic number, because the mean of its divisors is an integer number (585943470).

Almost surely, 2^16641694303 is an apocalyptic number.

16641694303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16641694303 is a deficient number, since it is larger than the sum of its proper divisors (2108496737).

16641694303 is a wasteful number, since it uses less digits than its factorization.

16641694303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 16641694303 in words is "sixteen billion, six hundred forty-one million, six hundred ninety-four thousand, three hundred three".