516665156 has 24 divisors (see below), whose sum is σ = 1094115456. Its totient is φ = 208402560.

The previous prime is 516665153. The next prime is 516665159. The reversal of 516665156 is 651566615.

It is an interprime number because it is at equal distance from previous prime (516665153) and next prime (516665159).

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (516665153) 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, 542240 + ... + 543191.

It is an arithmetic number, because the mean of its divisors is an integer number (45588144).

Almost surely, 2^516665156 is an apocalyptic number.

It is an amenable number.

516665156 is an abundant number, since it is smaller than the sum of its proper divisors (577450300).

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

516665156 is a wasteful number, since it uses less digits than its factorization.

516665156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085459 (or 1085457 counting only the distinct ones).

The product of its digits is 162000, while the sum is 41.

The square root of 516665156 is about 22730.2695980492. The cubic root of 516665156 is about 802.4224261606.

The spelling of 516665156 in words is "five hundred sixteen million, six hundred sixty-five thousand, one hundred fifty-six".