3664585724171 has 4 divisors (see below), whose sum is σ = 3669242123592. Its totient is φ = 3659929324752.

The previous prime is 3664585724123. The next prime is 3664585724179. The reversal of 3664585724171 is 1714275854663.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3664585724171 - 2¹⁴ = 3664585707787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3664585724171.

It is not an unprimeable number, because it can be changed into a prime (3664585724179) 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 in 3 ways as a sum of consecutive naturals, for example, 2328198530 + ... + 2328200103.

It is an arithmetic number, because the mean of its divisors is an integer number (917310530898).

Almost surely, 2^{3664585724171} is an apocalyptic number.

3664585724171 is a deficient number, since it is larger than the sum of its proper divisors (4656399421).

3664585724171 is an equidigital number, since it uses as much as digits as its factorization.

3664585724171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656399420.

The product of its digits is 33868800, while the sum is 59.

The spelling of 3664585724171 in words is "three trillion, six hundred sixty-four billion, five hundred eighty-five million, seven hundred twenty-four thousand, one hundred seventy-one".