3664670465 has 16 divisors (see below), whose sum is σ = 4479522816. Its totient is φ = 2877336000.

The previous prime is 3664670459. The next prime is 3664670473. The reversal of 3664670465 is 5640764663.

It is not a de Polignac number, because 3664670465 - 2⁸ = 3664670209 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 128240 + ... + 154190.

It is an arithmetic number, because the mean of its divisors is an integer number (279970176).

Almost surely, 2^3664670465 is an apocalyptic number.

It is an amenable number.

3664670465 is a deficient number, since it is larger than the sum of its proper divisors (814852351).

3664670465 is a wasteful number, since it uses less digits than its factorization.

3664670465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26480.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The square root of 3664670465 is about 60536.5217451416. The cubic root of 3664670465 is about 1541.7417838182.

The spelling of 3664670465 in words is "three billion, six hundred sixty-four million, six hundred seventy thousand, four hundred sixty-five".