16146222464461 has 2 divisors, whose sum is σ = 16146222464462. Its totient is φ = 16146222464460.

The previous prime is 16146222464429. The next prime is 16146222464473. The reversal of 16146222464461 is 16446422264161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9859719320361 + 6286503144100 = 3140019^2 + 2507290^2 .

It is a cyclic number.

It is not a de Polignac number, because 16146222464461 - 2⁵ = 16146222464429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16146222464161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8073111232230 + 8073111232231.

It is an arithmetic number, because the mean of its divisors is an integer number (8073111232231).

Almost surely, 2^{16146222464461} is an apocalyptic number.

It is an amenable number.

16146222464461 is a deficient number, since it is larger than the sum of its proper divisors (1).

16146222464461 is an equidigital number, since it uses as much as digits as its factorization.

16146222464461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2654208, while the sum is 49.

The spelling of 16146222464461 in words is "sixteen trillion, one hundred forty-six billion, two hundred twenty-two million, four hundred sixty-four thousand, four hundred sixty-one".