1768963291331 has 2 divisors, whose sum is σ = 1768963291332. Its totient is φ = 1768963291330.

The previous prime is 1768963291283. The next prime is 1768963291343. The reversal of 1768963291331 is 1331923698671.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1768963291331 - 2⁶ = 1768963291267 is a prime.

It is a super-2 number, since 2×1768963291331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1768963291351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884481645665 + 884481645666.

It is an arithmetic number, because the mean of its divisors is an integer number (884481645666).

Almost surely, 2^{1768963291331} is an apocalyptic number.

1768963291331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1768963291331 is an equidigital number, since it uses as much as digits as its factorization.

1768963291331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 59.

The spelling of 1768963291331 in words is "one trillion, seven hundred sixty-eight billion, nine hundred sixty-three million, two hundred ninety-one thousand, three hundred thirty-one".