5165202065 has 8 divisors (see below), whose sum is σ = 6230358888. Its totient is φ = 4110750720.

The previous prime is 5165202061. The next prime is 5165202067. The reversal of 5165202065 is 5602025615.

It can be written as a sum of positive squares in 4 ways, for example, as 564157504 + 4601044561 = 23752^2 + 67831^2 .

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

It is not a de Polignac number, because 5165202065 - 2² = 5165202061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5165202061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2675306 + ... + 2677235.

It is an arithmetic number, because the mean of its divisors is an integer number (778794861).

Almost surely, 2^5165202065 is an apocalyptic number.

It is an amenable number.

5165202065 is a deficient number, since it is larger than the sum of its proper divisors (1065156823).

5165202065 is a wasteful number, since it uses less digits than its factorization.

5165202065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352739.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 5165202065 is about 71869.3402293356. The cubic root of 5165202065 is about 1728.6050283733.

The spelling of 5165202065 in words is "five billion, one hundred sixty-five million, two hundred two thousand, sixty-five".