3666426343103 has 2 divisors, whose sum is σ = 3666426343104. Its totient is φ = 3666426343102.

The previous prime is 3666426343039. The next prime is 3666426343109. The reversal of 3666426343103 is 3013436246663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3666426343103 - 2⁶ = 3666426343039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3666426343109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833213171551 + 1833213171552.

It is an arithmetic number, because the mean of its divisors is an integer number (1833213171552).

Almost surely, 2^{3666426343103} is an apocalyptic number.

3666426343103 is a deficient number, since it is larger than the sum of its proper divisors (1).

3666426343103 is an equidigital number, since it uses as much as digits as its factorization.

3666426343103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 47.

The spelling of 3666426343103 in words is "three trillion, six hundred sixty-six billion, four hundred twenty-six million, three hundred forty-three thousand, one hundred three".