1016850934261 has 2 divisors, whose sum is σ = 1016850934262. Its totient is φ = 1016850934260.

The previous prime is 1016850934249. The next prime is 1016850934279. The reversal of 1016850934261 is 1624390586101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 932178664036 + 84672270225 = 965494^2 + 290985^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016850934261 - 2⁷ = 1016850934133 is a prime.

It is a super-2 number, since 2×1016850934261² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1016850934291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508425467130 + 508425467131.

It is an arithmetic number, because the mean of its divisors is an integer number (508425467131).

Almost surely, 2^{1016850934261} is an apocalyptic number.

It is an amenable number.

1016850934261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016850934261 is an equidigital number, since it uses as much as digits as its factorization.

1016850934261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 1016850934261 in words is "one trillion, sixteen billion, eight hundred fifty million, nine hundred thirty-four thousand, two hundred sixty-one".