516949144 has 8 divisors (see below), whose sum is σ = 969279660. Its totient is φ = 258474568.

The previous prime is 516949133. The next prime is 516949151. The reversal of 516949144 is 441949615.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 516949144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32309314 + ... + 32309329.

Almost surely, 2^516949144 is an apocalyptic number.

It is an amenable number.

516949144 is a deficient number, since it is larger than the sum of its proper divisors (452330516).

516949144 is a wasteful number, since it uses less digits than its factorization.

516949144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64618649 (or 64618645 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 516949144 is about 22736.5156521398. The cubic root of 516949144 is about 802.5694179460.

The spelling of 516949144 in words is "five hundred sixteen million, nine hundred forty-nine thousand, one hundred forty-four".