3664786874663 has 2 divisors, whose sum is σ = 3664786874664. Its totient is φ = 3664786874662.

The previous prime is 3664786874647. The next prime is 3664786874719.

3664786874663 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 3664786874663 - 2⁴ = 3664786874647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3664786874563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832393437331 + 1832393437332.

It is an arithmetic number, because the mean of its divisors is an integer number (1832393437332).

Almost surely, 2^{3664786874663} is an apocalyptic number.

3664786874663 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664786874663 is an equidigital number, since it uses as much as digits as its factorization.

3664786874663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3511517184, while the sum is 74.

The spelling of 3664786874663 in words is "three trillion, six hundred sixty-four billion, seven hundred eighty-six million, eight hundred seventy-four thousand, six hundred sixty-three".