513455334512 has 10 divisors (see below), whose sum is σ = 994819710648. Its totient is φ = 256727667248.

The previous prime is 513455334493. The next prime is 513455334523. The reversal of 513455334512 is 215433554315.

It is a self number, because there is not a number n which added to its sum of digits gives 513455334512.

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, 16045479188 + ... + 16045479219.

Almost surely, 2^513455334512 is an apocalyptic number.

It is an amenable number.

513455334512 is a deficient number, since it is larger than the sum of its proper divisors (481364376136).

513455334512 is a wasteful number, since it uses less digits than its factorization.

513455334512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32090958415 (or 32090958409 counting only the distinct ones).

The product of its digits is 540000, while the sum is 41.

Adding to 513455334512 its reverse (215433554315), we get a palindrome (728888888827).

The spelling of 513455334512 in words is "five hundred thirteen billion, four hundred fifty-five million, three hundred thirty-four thousand, five hundred twelve".