3665555130443 has 2 divisors, whose sum is σ = 3665555130444. Its totient is φ = 3665555130442.

The previous prime is 3665555130437. The next prime is 3665555130463. The reversal of 3665555130443 is 3440315555663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3665555130443 - 2⁶ = 3665555130379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3665555130391 and 3665555130400.

It is not a weakly prime, because it can be changed into another prime (3665555130463) 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, 1832777565221 + 1832777565222.

It is an arithmetic number, because the mean of its divisors is an integer number (1832777565222).

Almost surely, 2^{3665555130443} is an apocalyptic number.

3665555130443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3665555130443 is an equidigital number, since it uses as much as digits as its factorization.

3665555130443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720000, while the sum is 50.

The spelling of 3665555130443 in words is "three trillion, six hundred sixty-five billion, five hundred fifty-five million, one hundred thirty thousand, four hundred forty-three".