516241812 has 12 divisors (see below), whose sum is σ = 1204564256. Its totient is φ = 172080600.

The previous prime is 516241807. The next prime is 516241813. The reversal of 516241812 is 218142615.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 516241812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516241813) 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, 21510064 + ... + 21510087.

Almost surely, 2^516241812 is an apocalyptic number.

It is an amenable number.

516241812 is an abundant number, since it is smaller than the sum of its proper divisors (688322444).

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

516241812 is a wasteful number, since it uses less digits than its factorization.

516241812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43020158 (or 43020156 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 516241812 is about 22720.9553496326. The cubic root of 516241812 is about 802.2032038791.

The spelling of 516241812 in words is "five hundred sixteen million, two hundred forty-one thousand, eight hundred twelve".