5165047645 has 8 divisors (see below), whose sum is σ = 6201210456. Its totient is φ = 4129935936.

The previous prime is 5165047619. The next prime is 5165047663. The reversal of 5165047645 is 5467405615.

It can be written as a sum of positive squares in 4 ways, for example, as 900601 + 5164147044 = 949^2 + 71862^2 .

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 5165047645 - 2²⁷ = 5030829917 is a prime.

It is a Duffinian number.

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, 251922 + ... + 271651.

It is an arithmetic number, because the mean of its divisors is an integer number (775151307).

Almost surely, 2^5165047645 is an apocalyptic number.

It is an amenable number.

5165047645 is a deficient number, since it is larger than the sum of its proper divisors (1036162811).

5165047645 is a wasteful number, since it uses less digits than its factorization.

5165047645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525551.

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 5165047645 is about 71868.2659106229. The cubic root of 5165047645 is about 1728.5878019515.

The spelling of 5165047645 in words is "five billion, one hundred sixty-five million, forty-seven thousand, six hundred forty-five".