3000346559981 has 2 divisors, whose sum is σ = 3000346559982. Its totient is φ = 3000346559980.

The previous prime is 3000346559971. The next prime is 3000346560007. The reversal of 3000346559981 is 1899556430003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2969814589225 + 30531970756 = 1723315^2 + 174734^2 .

It is a cyclic number.

It is not a de Polignac number, because 3000346559981 - 2²² = 3000342365677 is a prime.

It is a super-2 number, since 2×3000346559981² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3000346559971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500173279990 + 1500173279991.

It is an arithmetic number, because the mean of its divisors is an integer number (1500173279991).

Almost surely, 2^{3000346559981} is an apocalyptic number.

It is an amenable number.

3000346559981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3000346559981 is an equidigital number, since it uses as much as digits as its factorization.

3000346559981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 3000346559981 in words is "three trillion, three hundred forty-six million, five hundred fifty-nine thousand, nine hundred eighty-one".