16303449287 has 2 divisors, whose sum is σ = 16303449288. Its totient is φ = 16303449286.

The previous prime is 16303449277. The next prime is 16303449299. The reversal of 16303449287 is 78294430361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16303449287 - 2²⁸ = 16035013831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16303449277) 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 as a sum of consecutive naturals, namely, 8151724643 + 8151724644.

It is an arithmetic number, because the mean of its divisors is an integer number (8151724644).

Almost surely, 2^16303449287 is an apocalyptic number.

16303449287 is a deficient number, since it is larger than the sum of its proper divisors (1).

16303449287 is an equidigital number, since it uses as much as digits as its factorization.

16303449287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 16303449287 in words is "sixteen billion, three hundred three million, four hundred forty-nine thousand, two hundred eighty-seven".