4640533165 has 8 divisors (see below), whose sum is σ = 5760662040. Its totient is φ = 3584411712.

The previous prime is 4640533159. The next prime is 4640533207. The reversal of 4640533165 is 5613350464.

It can be written as a sum of positive squares in 4 ways, for example, as 747147556 + 3893385609 = 27334^2 + 62397^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4640533165 is a prime.

It is a super-3 number, since 3×4640533165³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16001694 + ... + 16001983.

It is an arithmetic number, because the mean of its divisors is an integer number (720082755).

Almost surely, 2^4640533165 is an apocalyptic number.

It is an amenable number.

4640533165 is a deficient number, since it is larger than the sum of its proper divisors (1120128875).

4640533165 is a wasteful number, since it uses less digits than its factorization.

4640533165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32003711.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 4640533165 is about 68121.4589171430. The cubic root of 4640533165 is about 1667.9740650686.

The spelling of 4640533165 in words is "four billion, six hundred forty million, five hundred thirty-three thousand, one hundred sixty-five".