516512632444 has 48 divisors (see below), whose sum is σ = 941519801376. Its totient is φ = 247722393600.

The previous prime is 516512632421. The next prime is 516512632483. The reversal of 516512632444 is 444236215615.

It is a self number, because there is not a number n which added to its sum of digits gives 516512632444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27071292 + ... + 27090364.

It is an arithmetic number, because the mean of its divisors is an integer number (19614995862).

Almost surely, 2^516512632444 is an apocalyptic number.

It is an amenable number.

516512632444 is a deficient number, since it is larger than the sum of its proper divisors (425007168932).

516512632444 is a wasteful number, since it uses less digits than its factorization.

516512632444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21886 (or 21884 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 516512632444 in words is "five hundred sixteen billion, five hundred twelve million, six hundred thirty-two thousand, four hundred forty-four".