368687949785833 has 2 divisors, whose sum is σ = 368687949785834. Its totient is φ = 368687949785832.

The previous prime is 368687949785789. The next prime is 368687949785839. The reversal of 368687949785833 is 338587949786863.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338429446188304 + 30258503597529 = 18396452^2 + 5500773^2 .

It is a cyclic number.

It is not a de Polignac number, because 368687949785833 - 2²¹ = 368687947688681 is a prime.

It is not a weakly prime, because it can be changed into another prime (368687949785839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184343974892916 + 184343974892917.

It is an arithmetic number, because the mean of its divisors is an integer number (184343974892917).

Almost surely, 2^{368687949785833} is an apocalyptic number.

It is an amenable number.

368687949785833 is a deficient number, since it is larger than the sum of its proper divisors (1).

368687949785833 is an equidigital number, since it uses as much as digits as its factorization.

368687949785833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 316036546560, while the sum is 94.

The spelling of 368687949785833 in words is "three hundred sixty-eight trillion, six hundred eighty-seven billion, nine hundred forty-nine million, seven hundred eighty-five thousand, eight hundred thirty-three".