4640652185 has 16 divisors (see below), whose sum is σ = 6000730176. Its totient is φ = 3424897728.

The previous prime is 4640652179. The next prime is 4640652223. The reversal of 4640652185 is 5812560464.

It is a cyclic number.

It is not a de Polignac number, because 4640652185 - 2⁸ = 4640651929 is a prime.

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, 93122 + ... + 133988.

It is an arithmetic number, because the mean of its divisors is an integer number (375045636).

Almost surely, 2^4640652185 is an apocalyptic number.

It is an amenable number.

4640652185 is a deficient number, since it is larger than the sum of its proper divisors (1360077991).

4640652185 is a wasteful number, since it uses less digits than its factorization.

4640652185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42632.

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 4640652185 is about 68122.3324982344. The cubic root of 4640652185 is about 1667.9883249657.

The spelling of 4640652185 in words is "four billion, six hundred forty million, six hundred fifty-two thousand, one hundred eighty-five".