53345016053333 has 4 divisors (see below), whose sum is σ = 53345409446700. Its totient is φ = 53344622659968.

The previous prime is 53345016053281. The next prime is 53345016053339. The reversal of 53345016053333 is 33335061054335.

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 41870760860644 + 11474255192689 = 6470762^2 + 3387367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53345016053333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53345016053339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196493210 + ... + 196764507.

It is an arithmetic number, because the mean of its divisors is an integer number (13336352361675).

Almost surely, 2^{53345016053333} is an apocalyptic number.

It is an amenable number.

53345016053333 is a deficient number, since it is larger than the sum of its proper divisors (393393367).

53345016053333 is a wasteful number, since it uses less digits than its factorization.

53345016053333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393393366.

The product of its (nonzero) digits is 2187000, while the sum is 44.

The spelling of 53345016053333 in words is "fifty-three trillion, three hundred forty-five billion, sixteen million, fifty-three thousand, three hundred thirty-three".