513500424401344 has 28 divisors (see below), whose sum is σ = 1018981330250688. Its totient is φ = 256749223078400.

The previous prime is 513500424401267. The next prime is 513500424401383. The reversal of 513500424401344 is 443104424005315.

It is a junction number, because it is equal to n+sod(n) for n = 513500424401297 and 513500424401306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430484 + ... + 32078764.

It is an arithmetic number, because the mean of its divisors is an integer number (36392190366096).

Almost surely, 2^{513500424401344} is an apocalyptic number.

It is an amenable number.

513500424401344 is a deficient number, since it is larger than the sum of its proper divisors (505480905849344).

513500424401344 is a wasteful number, since it uses less digits than its factorization.

513500424401344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30910084 (or 30910074 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 513500424401344 its reverse (443104424005315), we get a palindrome (956604848406659).

The spelling of 513500424401344 in words is "five hundred thirteen trillion, five hundred billion, four hundred twenty-four million, four hundred one thousand, three hundred forty-four".