34064443661 has 2 divisors, whose sum is σ = 34064443662. Its totient is φ = 34064443660.

The previous prime is 34064443613. The next prime is 34064443669. The reversal of 34064443661 is 16634446043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21865241161 + 12199202500 = 147869^2 + 110450^2 .

It is a cyclic number.

It is not a de Polignac number, because 34064443661 - 2⁶ = 34064443597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34064443669) 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, 17032221830 + 17032221831.

It is an arithmetic number, because the mean of its divisors is an integer number (17032221831).

Almost surely, 2^34064443661 is an apocalyptic number.

It is an amenable number.

34064443661 is a deficient number, since it is larger than the sum of its proper divisors (1).

34064443661 is an equidigital number, since it uses as much as digits as its factorization.

34064443661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 34064443661 in words is "thirty-four billion, sixty-four million, four hundred forty-three thousand, six hundred sixty-one".