513440453455342 has 96 divisors (see below), whose sum is σ = 936077277844800. Its totient is φ = 206820787138560.

The previous prime is 513440453455339. The next prime is 513440453455411. The reversal of 513440453455342 is 243554354044315.

It is a self number, because there is not a number n which added to its sum of digits gives 513440453455342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65981784 + ... + 73351732.

It is an arithmetic number, because the mean of its divisors is an integer number (9750804977550).

Almost surely, 2^{513440453455342} is an apocalyptic number.

513440453455342 is a deficient number, since it is larger than the sum of its proper divisors (422636824389458).

513440453455342 is a wasteful number, since it uses less digits than its factorization.

513440453455342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7370174 (or 7370145 counting only the distinct ones).

The product of its (nonzero) digits is 34560000, while the sum is 52.

The spelling of 513440453455342 in words is "five hundred thirteen trillion, four hundred forty billion, four hundred fifty-three million, four hundred fifty-five thousand, three hundred forty-two".