513215564016 has 40 divisors (see below), whose sum is σ = 1343968620880. Its totient is φ = 168728403456.

The previous prime is 513215564011. The next prime is 513215564129. The reversal of 513215564016 is 610465512315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513215564011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73229311 + ... + 73236318.

It is an arithmetic number, because the mean of its divisors is an integer number (33599215522).

Almost surely, 2^513215564016 is an apocalyptic number.

It is an amenable number.

513215564016 is an abundant number, since it is smaller than the sum of its proper divisors (830753056864).

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

513215564016 is a wasteful number, since it uses less digits than its factorization.

513215564016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146465713 (or 146465707 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 513215564016 in words is "five hundred thirteen billion, two hundred fifteen million, five hundred sixty-four thousand, sixteen".