3664544603071 has 4 divisors (see below), whose sum is σ = 3997685021544. Its totient is φ = 3331404184600.

The previous prime is 3664544603051. The next prime is 3664544603081. The reversal of 3664544603071 is 1703064454663.

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 3664544603071 - 2¹⁷ = 3664544471999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664544603011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166570209220 + ... + 166570209241.

It is an arithmetic number, because the mean of its divisors is an integer number (999421255386).

Almost surely, 2^{3664544603071} is an apocalyptic number.

3664544603071 is a deficient number, since it is larger than the sum of its proper divisors (333140418473).

3664544603071 is a wasteful number, since it uses less digits than its factorization.

3664544603071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333140418472.

The product of its (nonzero) digits is 4354560, while the sum is 49.

The spelling of 3664544603071 in words is "three trillion, six hundred sixty-four billion, five hundred forty-four million, six hundred three thousand, seventy-one".