5170729797 has 32 divisors (see below), whose sum is σ = 8010547200. Its totient is φ = 3290204016.

The previous prime is 5170729777. The next prime is 5170729807. The reversal of 5170729797 is 7979270715.

It is not a de Polignac number, because 5170729797 - 2⁸ = 5170729541 is a prime.

It is a super-2 number, since 2×5170729797² = 53472893267167322418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170729717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288768 + ... + 306150.

It is an arithmetic number, because the mean of its divisors is an integer number (250329600).

Almost surely, 2^5170729797 is an apocalyptic number.

It is an amenable number.

5170729797 is a deficient number, since it is larger than the sum of its proper divisors (2839817403).

5170729797 is a wasteful number, since it uses less digits than its factorization.

5170729797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17894 (or 17888 counting only the distinct ones).

The product of its (nonzero) digits is 1944810, while the sum is 54.

The square root of 5170729797 is about 71907.7867619356. The cubic root of 5170729797 is about 1729.2214520611.

The spelling of 5170729797 in words is "five billion, one hundred seventy million, seven hundred twenty-nine thousand, seven hundred ninety-seven".