3664786747 has 12 divisors (see below), whose sum is σ = 4097946520. Its totient is φ = 3267668736.

The previous prime is 3664786721. The next prime is 3664786817. The reversal of 3664786747 is 7476874663.

It is not a de Polignac number, because 3664786747 - 2²³ = 3656398139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3664786691 and 3664786700.

It is not an unprimeable number, because it can be changed into a prime (3664766747) 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 in 11 ways as a sum of consecutive naturals, for example, 328218 + ... + 339199.

Almost surely, 2^3664786747 is an apocalyptic number.

3664786747 is a deficient number, since it is larger than the sum of its proper divisors (433159773).

3664786747 is a wasteful number, since it uses less digits than its factorization.

3664786747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667470 (or 667453 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 58.

The square root of 3664786747 is about 60537.4821660102. The cubic root of 3664786747 is about 1541.7580904160.

The spelling of 3664786747 in words is "three billion, six hundred sixty-four million, seven hundred eighty-six thousand, seven hundred forty-seven".