16685003351 has 2 divisors, whose sum is σ = 16685003352. Its totient is φ = 16685003350.

The previous prime is 16685003327. The next prime is 16685003393. The reversal of 16685003351 is 15330058661.

16685003351 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 a de Polignac number, because none of the positive numbers 2^k-16685003351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16685003851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8342501675 + 8342501676.

It is an arithmetic number, because the mean of its divisors is an integer number (8342501676).

Almost surely, 2^16685003351 is an apocalyptic number.

16685003351 is a deficient number, since it is larger than the sum of its proper divisors (1).

16685003351 is an equidigital number, since it uses as much as digits as its factorization.

16685003351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 16685003351 in words is "sixteen billion, six hundred eighty-five million, three thousand, three hundred fifty-one".