518049616 has 20 divisors (see below), whose sum is σ = 1147110112. Its totient is φ = 222021216.

The previous prime is 518049601. The next prime is 518049643. The reversal of 518049616 is 616940815.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312610 + ... + 2312833.

Almost surely, 2^518049616 is an apocalyptic number.

518049616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

518049616 is an abundant number, since it is smaller than the sum of its proper divisors (629060496).

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

518049616 is a wasteful number, since it uses less digits than its factorization.

518049616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625458 (or 4625452 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 518049616 is about 22760.7033283245. The cubic root of 518049616 is about 803.1385127373.

The spelling of 518049616 in words is "five hundred eighteen million, forty-nine thousand, six hundred sixteen".