53513605513 has 8 divisors (see below), whose sum is σ = 53724452480. Its totient is φ = 53303112720.

The previous prime is 53513605471. The next prime is 53513605559. The reversal of 53513605513 is 31550631535.

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-53513605513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53513605573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216298 + ... + 392188.

It is an arithmetic number, because the mean of its divisors is an integer number (6715556560).

Almost surely, 2^53513605513 is an apocalyptic number.

It is an amenable number.

53513605513 is a deficient number, since it is larger than the sum of its proper divisors (210846967).

53513605513 is a wasteful number, since it uses less digits than its factorization.

53513605513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177087.

The product of its (nonzero) digits is 101250, while the sum is 37.

The spelling of 53513605513 in words is "fifty-three billion, five hundred thirteen million, six hundred five thousand, five hundred thirteen".