5168574665 has 16 divisors (see below), whose sum is σ = 6404728320. Its totient is φ = 3999999360.

The previous prime is 5168574647. The next prime is 5168574679. The reversal of 5168574665 is 5664758615.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5168574665 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618797 + ... + 627093.

It is an arithmetic number, because the mean of its divisors is an integer number (400295520).

Almost surely, 2^5168574665 is an apocalyptic number.

It is an amenable number.

5168574665 is a deficient number, since it is larger than the sum of its proper divisors (1236153655).

5168574665 is a wasteful number, since it uses less digits than its factorization.

5168574665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12352.

The product of its digits is 6048000, while the sum is 53.

The square root of 5168574665 is about 71892.7998133332. The cubic root of 5168574665 is about 1728.9811753169.

The spelling of 5168574665 in words is "five billion, one hundred sixty-eight million, five hundred seventy-four thousand, six hundred sixty-five".