3688464443 has 2 divisors, whose sum is σ = 3688464444. Its totient is φ = 3688464442.

The previous prime is 3688464431. The next prime is 3688464487. The reversal of 3688464443 is 3444648863.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3688464443 - 2⁶ = 3688464379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3688464391 and 3688464400.

It is not a weakly prime, because it can be changed into another prime (3688464643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844232221 + 1844232222.

It is an arithmetic number, because the mean of its divisors is an integer number (1844232222).

Almost surely, 2^3688464443 is an apocalyptic number.

3688464443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3688464443 is an equidigital number, since it uses as much as digits as its factorization.

3688464443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5308416, while the sum is 50.

The square root of 3688464443 is about 60732.7295862783. The cubic root of 3688464443 is about 1545.0713292931.

The spelling of 3688464443 in words is "three billion, six hundred eighty-eight million, four hundred sixty-four thousand, four hundred forty-three".