3664921846499 has 2 divisors, whose sum is σ = 3664921846500. Its totient is φ = 3664921846498.

The previous prime is 3664921846483. The next prime is 3664921846517. The reversal of 3664921846499 is 9946481294663.

3664921846499 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3664921846499 - 2⁴ = 3664921846483 is a prime.

It is not a weakly prime, because it can be changed into another prime (3664921840499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832460923249 + 1832460923250.

It is an arithmetic number, because the mean of its divisors is an integer number (1832460923250).

Almost surely, 2^{3664921846499} is an apocalyptic number.

3664921846499 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664921846499 is an equidigital number, since it uses as much as digits as its factorization.

3664921846499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483729408, while the sum is 71.

The spelling of 3664921846499 in words is "three trillion, six hundred sixty-four billion, nine hundred twenty-one million, eight hundred forty-six thousand, four hundred ninety-nine".