5171795690 has 16 divisors (see below), whose sum is σ = 9356490792. Its totient is φ = 2058216384.

The previous prime is 5171795669. The next prime is 5171795723. The reversal of 5171795690 is 965971715.

It can be written as a sum of positive squares in 4 ways, for example, as 4930707961 + 241087729 = 70219^2 + 15527^2 .

It is a super-2 number, since 2×5171795690² = 53494941318205152200, which contains 22 as substring.

It is a Curzon 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, 1310669 + ... + 1314608.

Almost surely, 2^5171795690 is an apocalyptic number.

5171795690 is a deficient number, since it is larger than the sum of its proper divisors (4184695102).

5171795690 is a wasteful number, since it uses less digits than its factorization.

5171795690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625481.

The product of its (nonzero) digits is 595350, while the sum is 50.

The square root of 5171795690 is about 71915.1979069793. The cubic root of 5171795690 is about 1729.3402643293.

The spelling of 5171795690 in words is "five billion, one hundred seventy-one million, seven hundred ninety-five thousand, six hundred ninety".