513554235216 has 40 divisors (see below), whose sum is σ = 1447289209824. Its totient is φ = 155622495360.

The previous prime is 513554235197. The next prime is 513554235241. The reversal of 513554235216 is 612532455315.

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 7 ways as a sum of consecutive naturals, for example, 486319771 + ... + 486320826.

Almost surely, 2^513554235216 is an apocalyptic number.

It is an amenable number.

513554235216 is an abundant number, since it is smaller than the sum of its proper divisors (933734974608).

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

513554235216 is a wasteful number, since it uses less digits than its factorization.

513554235216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972640619 (or 972640613 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The spelling of 513554235216 in words is "five hundred thirteen billion, five hundred fifty-four million, two hundred thirty-five thousand, two hundred sixteen".