1600150060781 has 2 divisors, whose sum is σ = 1600150060782. Its totient is φ = 1600150060780.

The previous prime is 1600150060759. The next prime is 1600150060801. The reversal of 1600150060781 is 1870600510061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1120962150025 + 479187910756 = 1058755^2 + 692234^2 .

It is a cyclic number.

It is not a de Polignac number, because 1600150060781 - 2¹⁰ = 1600150059757 is a prime.

It is a super-2 number, since 2×1600150060781² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1600150060981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800075030390 + 800075030391.

It is an arithmetic number, because the mean of its divisors is an integer number (800075030391).

Almost surely, 2^{1600150060781} is an apocalyptic number.

It is an amenable number.

1600150060781 is a deficient number, since it is larger than the sum of its proper divisors (1).

1600150060781 is an equidigital number, since it uses as much as digits as its factorization.

1600150060781 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 35.

The spelling of 1600150060781 in words is "one trillion, six hundred billion, one hundred fifty million, sixty thousand, seven hundred eighty-one".