3664645133 has 8 divisors (see below), whose sum is σ = 3710195328. Its totient is φ = 3619128384.

The previous prime is 3664645099. The next prime is 3664645141. The reversal of 3664645133 is 3315464663.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3664645133 - 2⁸ = 3664644877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664645163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268316 + ... + 281642.

It is an arithmetic number, because the mean of its divisors is an integer number (463774416).

Almost surely, 2^3664645133 is an apocalyptic number.

It is an amenable number.

3664645133 is a deficient number, since it is larger than the sum of its proper divisors (45550195).

3664645133 is a wasteful number, since it uses less digits than its factorization.

3664645133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16723.

The product of its digits is 466560, while the sum is 41.

The square root of 3664645133 is about 60536.3125157124. The cubic root of 3664645133 is about 1541.7382313848.

The spelling of 3664645133 in words is "three billion, six hundred sixty-four million, six hundred forty-five thousand, one hundred thirty-three".