517664130 has 16 divisors (see below), whose sum is σ = 1242393984. Its totient is φ = 138043760.

The previous prime is 517664113. The next prime is 517664131. The reversal of 517664130 is 31466715.

It is a junction number, because it is equal to n+sod(n) for n = 517664091 and 517664100.

It is not an unprimeable number, because it can be changed into a prime (517664131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8627706 + ... + 8627765.

It is an arithmetic number, because the mean of its divisors is an integer number (77649624).

Almost surely, 2^517664130 is an apocalyptic number.

517664130 is an abundant number, since it is smaller than the sum of its proper divisors (724729854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

517664130 is a wasteful number, since it uses less digits than its factorization.

517664130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17255481.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 517664130 is about 22752.2335167341. The cubic root of 517664130 is about 802.9392554546.

The spelling of 517664130 in words is "five hundred seventeen million, six hundred sixty-four thousand, one hundred thirty".