340033520021641 has 2 divisors, whose sum is σ = 340033520021642. Its totient is φ = 340033520021640.

The previous prime is 340033520021549. The next prime is 340033520021719. The reversal of 340033520021641 is 146120025330043.

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., 308869939492416 + 31163580529225 = 17574696^2 + 5582435^2 .

It is a cyclic number.

It is not a de Polignac number, because 340033520021641 - 2¹¹ = 340033520019593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340033520021597 and 340033520021606.

It is not a weakly prime, because it can be changed into another prime (340033520001641) 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, 170016760010820 + 170016760010821.

It is an arithmetic number, because the mean of its divisors is an integer number (170016760010821).

Almost surely, 2^{340033520021641} is an apocalyptic number.

It is an amenable number.

340033520021641 is a deficient number, since it is larger than the sum of its proper divisors (1).

340033520021641 is an equidigital number, since it uses as much as digits as its factorization.

340033520021641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 340033520021641 its reverse (146120025330043), we get a palindrome (486153545351684).

The spelling of 340033520021641 in words is "three hundred forty trillion, thirty-three billion, five hundred twenty million, twenty-one thousand, six hundred forty-one".