3261416644201 has 2 divisors, whose sum is σ = 3261416644202. Its totient is φ = 3261416644200.

The previous prime is 3261416644183. The next prime is 3261416644207. The reversal of 3261416644201 is 1024466141623.

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., 1761340394025 + 1500076250176 = 1327155^2 + 1224776^2 .

It is a cyclic number.

It is not a de Polignac number, because 3261416644201 - 2⁵ = 3261416644169 is a prime.

It is not a weakly prime, because it can be changed into another prime (3261416644207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630708322100 + 1630708322101.

It is an arithmetic number, because the mean of its divisors is an integer number (1630708322101).

Almost surely, 2^{3261416644201} is an apocalyptic number.

It is an amenable number.

3261416644201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261416644201 is an equidigital number, since it uses as much as digits as its factorization.

3261416644201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 3261416644201 in words is "three trillion, two hundred sixty-one billion, four hundred sixteen million, six hundred forty-four thousand, two hundred one".