513213151344343 has 16 divisors (see below), whose sum is σ = 535585822237440. Its totient is φ = 490845405593664.

The previous prime is 513213151344317. The next prime is 513213151344349. The reversal of 513213151344343 is 343443151312315.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513213151344343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513213151344343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513213151344349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13518753280 + ... + 13518791242.

It is an arithmetic number, because the mean of its divisors is an integer number (33474113889840).

Almost surely, 2^{513213151344343} is an apocalyptic number.

513213151344343 is a deficient number, since it is larger than the sum of its proper divisors (22372670893097).

513213151344343 is a wasteful number, since it uses less digits than its factorization.

513213151344343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87318.

The product of its digits is 777600, while the sum is 43.

The spelling of 513213151344343 in words is "five hundred thirteen trillion, two hundred thirteen billion, one hundred fifty-one million, three hundred forty-four thousand, three hundred forty-three".