5165294845 has 8 divisors (see below), whose sum is σ = 6203454264. Its totient is φ = 4128835584.

The previous prime is 5165294821. The next prime is 5165294857. The reversal of 5165294845 is 5484925615.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1288738201 + 3876556644 = 35899^2 + 62262^2 .

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 5165294845 - 2⁹ = 5165294333 is a prime.

It is a Duffinian number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 418344 + ... + 430513.

It is an arithmetic number, because the mean of its divisors is an integer number (775431783).

Almost surely, 2^5165294845 is an apocalyptic number.

It is an amenable number.

5165294845 is a deficient number, since it is larger than the sum of its proper divisors (1038159419).

5165294845 is a wasteful number, since it uses less digits than its factorization.

5165294845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850079.

The product of its digits is 1728000, while the sum is 49.

The square root of 5165294845 is about 71869.9857033519. The cubic root of 5165294845 is about 1728.6153783404.

The spelling of 5165294845 in words is "five billion, one hundred sixty-five million, two hundred ninety-four thousand, eight hundred forty-five".