16687488703 has 2 divisors, whose sum is σ = 16687488704. Its totient is φ = 16687488702.

The previous prime is 16687488689. The next prime is 16687488731. The reversal of 16687488703 is 30788478661.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16687488703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16687488403) 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 as a sum of consecutive naturals, namely, 8343744351 + 8343744352.

It is an arithmetic number, because the mean of its divisors is an integer number (8343744352).

Almost surely, 2^16687488703 is an apocalyptic number.

16687488703 is a deficient number, since it is larger than the sum of its proper divisors (1).

16687488703 is an equidigital number, since it uses as much as digits as its factorization.

16687488703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10838016, while the sum is 58.

The spelling of 16687488703 in words is "sixteen billion, six hundred eighty-seven million, four hundred eighty-eight thousand, seven hundred three".