4640165163 has 16 divisors (see below), whose sum is σ = 6903091200. Its totient is φ = 3080495880.

The previous prime is 4640165111. The next prime is 4640165171. The reversal of 4640165163 is 3615610464.

It is a happy number.

4640165163 is a `hidden beast` number, since 4 + 640 + 1 + 6 + 5 + 1 + 6 + 3 = 666.

It is not a de Polignac number, because 4640165163 - 2⁹ = 4640164651 is a prime.

It is a super-2 number, since 2×4640165163² = 43062265479837633138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4640165183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353083 + ... + 365988.

It is an arithmetic number, because the mean of its divisors is an integer number (431443200).

Almost surely, 2^4640165163 is an apocalyptic number.

4640165163 is a deficient number, since it is larger than the sum of its proper divisors (2262926037).

4640165163 is a wasteful number, since it uses less digits than its factorization.

4640165163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719319 (or 719313 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 4640165163 is about 68118.7577910813. The cubic root of 4640165163 is about 1667.9299728636.

It can be divided in two parts, 4 and 640165163, that multiplied together give a palindrome (2560660652).

The spelling of 4640165163 in words is "four billion, six hundred forty million, one hundred sixty-five thousand, one hundred sixty-three".