513535456556 has 12 divisors (see below), whose sum is σ = 945986367480. Its totient is φ = 243253637280.

The previous prime is 513535456547. The next prime is 513535456579. The reversal of 513535456556 is 655654535315.

It is a super-2 number, since 2×513535456556² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 513535456498 and 513535456507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3378522665 + ... + 3378522816.

It is an arithmetic number, because the mean of its divisors is an integer number (78832197290).

Almost surely, 2^513535456556 is an apocalyptic number.

It is an amenable number.

513535456556 is a deficient number, since it is larger than the sum of its proper divisors (432450910924).

513535456556 is a wasteful number, since it uses less digits than its factorization.

513535456556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757045504 (or 6757045502 counting only the distinct ones).

The product of its digits is 20250000, while the sum is 53.

The spelling of 513535456556 in words is "five hundred thirteen billion, five hundred thirty-five million, four hundred fifty-six thousand, five hundred fifty-six".