35340477326821 has 2 divisors, whose sum is σ = 35340477326822. Its totient is φ = 35340477326820.

The previous prime is 35340477326813. The next prime is 35340477326827. The reversal of 35340477326821 is 12862377404353.

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., 32481963497025 + 2858513829796 = 5699295^2 + 1690714^2 .

It is a cyclic number.

It is not a de Polignac number, because 35340477326821 - 2³ = 35340477326813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35340477326827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17670238663410 + 17670238663411.

It is an arithmetic number, because the mean of its divisors is an integer number (17670238663411).

Almost surely, 2^{35340477326821} is an apocalyptic number.

It is an amenable number.

35340477326821 is a deficient number, since it is larger than the sum of its proper divisors (1).

35340477326821 is an equidigital number, since it uses as much as digits as its factorization.

35340477326821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20321280, while the sum is 55.

The spelling of 35340477326821 in words is "thirty-five trillion, three hundred forty billion, four hundred seventy-seven million, three hundred twenty-six thousand, eight hundred twenty-one".