16442020303061 has 2 divisors, whose sum is σ = 16442020303062. Its totient is φ = 16442020303060.

The previous prime is 16442020303019. The next prime is 16442020303091. The reversal of 16442020303061 is 16030302024461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16432118859025 + 9901444036 = 4053655^2 + 99506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16442020303061 is a prime.

It is a super-3 number, since 3×16442020303061³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16442020303091) 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, 8221010151530 + 8221010151531.

It is an arithmetic number, because the mean of its divisors is an integer number (8221010151531).

Almost surely, 2^{16442020303061} is an apocalyptic number.

It is an amenable number.

16442020303061 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442020303061 is an equidigital number, since it uses as much as digits as its factorization.

16442020303061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 16442020303061 in words is "sixteen trillion, four hundred forty-two billion, twenty million, three hundred three thousand, sixty-one".