5168165705 has 8 divisors (see below), whose sum is σ = 6202237704. Its totient is φ = 4134240000.

The previous prime is 5168165689. The next prime is 5168165741. The reversal of 5168165705 is 5075618615.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 193543744 + 4974621961 = 13912^2 + 70531^2 .

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

It is not a de Polignac number, because 5168165705 - 2⁴ = 5168165689 is a prime.

It is a Duffinian 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, 68705 + ... + 122705.

It is an arithmetic number, because the mean of its divisors is an integer number (775279713).

Almost surely, 2^5168165705 is an apocalyptic number.

It is an amenable number.

5168165705 is a deficient number, since it is larger than the sum of its proper divisors (1034071999).

5168165705 is a wasteful number, since it uses less digits than its factorization.

5168165705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73147.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 5168165705 is about 71889.9555223120. The cubic root of 5168165705 is about 1728.9355726226.

The spelling of 5168165705 in words is "five billion, one hundred sixty-eight million, one hundred sixty-five thousand, seven hundred five".