509976944 has 20 divisors (see below), whose sum is σ = 991656024. Its totient is φ = 254065728.

The previous prime is 509976941. The next prime is 509976991. The reversal of 509976944 is 449679905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509976941) 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, 53102 + ... + 61965.

Almost surely, 2^509976944 is an apocalyptic number.

It is an amenable number.

509976944 is a deficient number, since it is larger than the sum of its proper divisors (481679080).

509976944 is a wasteful number, since it uses less digits than its factorization.

509976944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115352 (or 115346 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The square root of 509976944 is about 22582.6691070830. The cubic root of 509976944 is about 798.9449341568.

The spelling of 509976944 in words is "five hundred nine million, nine hundred seventy-six thousand, nine hundred forty-four".