3641161335571 has 2 divisors, whose sum is σ = 3641161335572. Its totient is φ = 3641161335570.

The previous prime is 3641161335547. The next prime is 3641161335619. The reversal of 3641161335571 is 1755331611463.

It is a weak prime.

It is an emirp because it is prime and its reverse (1755331611463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3641161335571 - 2²⁵ = 3641127781139 is a prime.

It is not a weakly prime, because it can be changed into another prime (3641161335971) 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, 1820580667785 + 1820580667786.

It is an arithmetic number, because the mean of its divisors is an integer number (1820580667786).

Almost surely, 2^{3641161335571} is an apocalyptic number.

3641161335571 is a deficient number, since it is larger than the sum of its proper divisors (1).

3641161335571 is an equidigital number, since it uses as much as digits as its factorization.

3641161335571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The spelling of 3641161335571 in words is "three trillion, six hundred forty-one billion, one hundred sixty-one million, three hundred thirty-five thousand, five hundred seventy-one".