16546447465711 has 2 divisors, whose sum is σ = 16546447465712. Its totient is φ = 16546447465710.

The previous prime is 16546447465699. The next prime is 16546447465721. The reversal of 16546447465711 is 11756474464561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16546447465711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16546447465711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16546447465721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8273223732855 + 8273223732856.

It is an arithmetic number, because the mean of its divisors is an integer number (8273223732856).

Almost surely, 2^{16546447465711} is an apocalyptic number.

16546447465711 is a deficient number, since it is larger than the sum of its proper divisors (1).

16546447465711 is an equidigital number, since it uses as much as digits as its factorization.

16546447465711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67737600, while the sum is 61.

The spelling of 16546447465711 in words is "sixteen trillion, five hundred forty-six billion, four hundred forty-seven million, four hundred sixty-five thousand, seven hundred eleven".