16456287048499 has 2 divisors, whose sum is σ = 16456287048500. Its totient is φ = 16456287048498.

The previous prime is 16456287048493. The next prime is 16456287048637. The reversal of 16456287048499 is 99484078265461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16456287048499 - 2²⁵ = 16456253494067 is a prime.

It is not a weakly prime, because it can be changed into another prime (16456287048493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8228143524249 + 8228143524250.

It is an arithmetic number, because the mean of its divisors is an integer number (8228143524250).

Almost surely, 2^{16456287048499} is an apocalyptic number.

16456287048499 is a deficient number, since it is larger than the sum of its proper divisors (1).

16456287048499 is an equidigital number, since it uses as much as digits as its factorization.

16456287048499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 836075520, while the sum is 73.

The spelling of 16456287048499 in words is "sixteen trillion, four hundred fifty-six billion, two hundred eighty-seven million, forty-eight thousand, four hundred ninety-nine".