516950663 has 4 divisors (see below), whose sum is σ = 517180368. Its totient is φ = 516720960.

The previous prime is 516950653. The next prime is 516950669. The reversal of 516950663 is 366059615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 516950663 - 2¹⁰ = 516949639 is a prime.

It is a super-2 number, since 2×516950663² = 534475975952279138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 516950663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516950669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111443 + ... + 115988.

It is an arithmetic number, because the mean of its divisors is an integer number (129295092).

Almost surely, 2^516950663 is an apocalyptic number.

516950663 is a deficient number, since it is larger than the sum of its proper divisors (229705).

516950663 is a wasteful number, since it uses less digits than its factorization.

516950663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229704.

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 516950663 is about 22736.5490565301. The cubic root of 516950663 is about 802.5702040335.

The spelling of 516950663 in words is "five hundred sixteen million, nine hundred fifty thousand, six hundred sixty-three".