513515134350 has 96 divisors (see below), whose sum is σ = 1421365693440. Its totient is φ = 136323220320.

The previous prime is 513515134343. The next prime is 513515134367. The reversal of 513515134350 is 53431515315.

513515134350 is a `hidden beast` number, since 5 + 1 + 3 + 51 + 513 + 43 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 551824 + ... + 1153923.

It is an arithmetic number, because the mean of its divisors is an integer number (14805892640).

Almost surely, 2^513515134350 is an apocalyptic number.

513515134350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

513515134350 is an abundant number, since it is smaller than the sum of its proper divisors (907850559090).

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

513515134350 is a wasteful number, since it uses less digits than its factorization.

513515134350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705991 (or 1705980 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

Adding to 513515134350 its reverse (53431515315), we get a palindrome (566946649665).

The spelling of 513515134350 in words is "five hundred thirteen billion, five hundred fifteen million, one hundred thirty-four thousand, three hundred fifty".