513550043334 has 24 divisors (see below), whose sum is σ = 1125193918680. Its totient is φ = 169259938848.

The previous prime is 513550043323. The next prime is 513550043381. The reversal of 513550043334 is 433340055315.

513550043334 is a `hidden beast` number, since 51 + 35 + 500 + 43 + 3 + 34 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160282432 + ... + 160285635.

It is an arithmetic number, because the mean of its divisors is an integer number (46883079945).

Almost surely, 2^513550043334 is an apocalyptic number.

513550043334 is an abundant number, since it is smaller than the sum of its proper divisors (611643875346).

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

513550043334 is a wasteful number, since it uses less digits than its factorization.

513550043334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320568164 (or 320568161 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 513550043334 its reverse (433340055315), we get a palindrome (946890098649).

The spelling of 513550043334 in words is "five hundred thirteen billion, five hundred fifty million, forty-three thousand, three hundred thirty-four".