53321604306305 has 4 divisors (see below), whose sum is σ = 63985925167572. Its totient is φ = 42657283445040.

The previous prime is 53321604306277. The next prime is 53321604306317. The reversal of 53321604306305 is 50360340612335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9893346146161 + 43428258160144 = 3145369^2 + 6590012^2 .

It is a de Polignac number, because none of the positive numbers 2^k-53321604306305 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332160430626 + ... + 5332160430635.

It is an arithmetic number, because the mean of its divisors is an integer number (15996481291893).

Almost surely, 2^{53321604306305} is an apocalyptic number.

It is an amenable number.

53321604306305 is a deficient number, since it is larger than the sum of its proper divisors (10664320861267).

53321604306305 is a wasteful number, since it uses less digits than its factorization.

53321604306305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10664320861266.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 53321604306305 in words is "fifty-three trillion, three hundred twenty-one billion, six hundred four million, three hundred six thousand, three hundred five".