516763066 has 8 divisors (see below), whose sum is σ = 782819604. Its totient is φ = 255823200.

The previous prime is 516763043. The next prime is 516763069. The reversal of 516763066 is 660367615.

It can be written as a sum of positive squares in 2 ways, for example, as 499299025 + 17464041 = 22345^2 + 4179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (516763069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278915 + ... + 1279318.

Almost surely, 2^516763066 is an apocalyptic number.

516763066 is a deficient number, since it is larger than the sum of its proper divisors (266056538).

516763066 is a wasteful number, since it uses less digits than its factorization.

516763066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558336.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 516763066 is about 22732.4232320270. The cubic root of 516763066 is about 802.4731103201.

Subtracting from 516763066 its sum of digits (40), we obtain a triangular number (516763026 = T₃₂₁₄₈).

The spelling of 516763066 in words is "five hundred sixteen million, seven hundred sixty-three thousand, sixty-six".