513356245564 has 6 divisors (see below), whose sum is σ = 898373429744. Its totient is φ = 256678122780.

The previous prime is 513356245511. The next prime is 513356245603. The reversal of 513356245564 is 465542653315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64169530692 + ... + 64169530699.

Almost surely, 2^513356245564 is an apocalyptic number.

It is an amenable number.

513356245564 is a deficient number, since it is larger than the sum of its proper divisors (385017184180).

513356245564 is a wasteful number, since it uses less digits than its factorization.

513356245564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128339061395 (or 128339061393 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 49.

Adding to 513356245564 its reverse (465542653315), we get a palindrome (978898898879).

The spelling of 513356245564 in words is "five hundred thirteen billion, three hundred fifty-six million, two hundred forty-five thousand, five hundred sixty-four".