513353512445 has 8 divisors (see below), whose sum is σ = 617799502944. Its totient is φ = 409499284624.

The previous prime is 513353512439. The next prime is 513353512489. The reversal of 513353512445 is 544215353315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513353512445 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147938759 + ... + 147942228.

It is an arithmetic number, because the mean of its divisors is an integer number (77224937868).

Almost surely, 2^513353512445 is an apocalyptic number.

It is an amenable number.

513353512445 is a deficient number, since it is larger than the sum of its proper divisors (104445990499).

513353512445 is a wasteful number, since it uses less digits than its factorization.

513353512445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295881339.

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

The spelling of 513353512445 in words is "five hundred thirteen billion, three hundred fifty-three million, five hundred twelve thousand, four hundred forty-five".