513416718 has 72 divisors (see below), whose sum is σ = 1206544248. Its totient is φ = 163616112.

The previous prime is 513416713. The next prime is 513416731. The reversal of 513416718 is 817614315.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513416713) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 256096 + ... + 258092.

It is an arithmetic number, because the mean of its divisors is an integer number (16757559).

Almost surely, 2^513416718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 513416718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603272124).

513416718 is an abundant number, since it is smaller than the sum of its proper divisors (693127530).

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

513416718 is a wasteful number, since it uses less digits than its factorization.

513416718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060 (or 2025 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 513416718 is about 22658.7007129712. The cubic root of 513416718 is about 800.7371944301.

The spelling of 513416718 in words is "five hundred thirteen million, four hundred sixteen thousand, seven hundred eighteen".