5171666090 has 32 divisors (see below), whose sum is σ = 9463003200. Its totient is φ = 2034665344.

The previous prime is 5171666089. The next prime is 5171666099. The reversal of 5171666090 is 906661715.

It is a super-2 number, since 2×5171666090² = 53492260292911776200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5171666099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174686 + ... + 202134.

It is an arithmetic number, because the mean of its divisors is an integer number (295718850).

Almost surely, 2^5171666090 is an apocalyptic number.

5171666090 is a deficient number, since it is larger than the sum of its proper divisors (4291337110).

5171666090 is a wasteful number, since it uses less digits than its factorization.

5171666090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27766.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 5171666090 is about 71914.2968400582. The cubic root of 5171666090 is about 1729.3258190326.

The spelling of 5171666090 in words is "five billion, one hundred seventy-one million, six hundred sixty-six thousand, ninety".