53053330513 has 16 divisors (see below), whose sum is σ = 53620762320. Its totient is φ = 52490059776.

The previous prime is 53053330483. The next prime is 53053330523. The reversal of 53053330513 is 31503335035.

It can be written as a sum of positive squares in 8 ways, for example, as 4568813649 + 48484516864 = 67593^2 + 220192^2 .

It is a cyclic number.

It is not a de Polignac number, because 53053330513 - 2²⁵ = 53019776081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53053330523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26302081 + ... + 26304097.

It is an arithmetic number, because the mean of its divisors is an integer number (3351297645).

Almost surely, 2^53053330513 is an apocalyptic number.

It is an amenable number.

53053330513 is a deficient number, since it is larger than the sum of its proper divisors (567431807).

53053330513 is a wasteful number, since it uses less digits than its factorization.

53053330513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916.

The product of its (nonzero) digits is 30375, while the sum is 31.

Adding to 53053330513 its reverse (31503335035), we get a palindrome (84556665548).

The spelling of 53053330513 in words is "fifty-three billion, fifty-three million, three hundred thirty thousand, five hundred thirteen".