53013500355133 has 4 divisors (see below), whose sum is σ = 53041986923548. Its totient is φ = 52985013786720.

The previous prime is 53013500355091. The next prime is 53013500355197. The reversal of 53013500355133 is 33155300531035.

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 19187667619129 + 33825832736004 = 4380373^2 + 5815998^2 .

It is a cyclic number.

It is not a de Polignac number, because 53013500355133 - 2³³ = 53004910420541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53013500355092 and 53013500355101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53013500055133) 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, 14243281416 + ... + 14243285137.

It is an arithmetic number, because the mean of its divisors is an integer number (13260496730887).

Almost surely, 2^{53013500355133} is an apocalyptic number.

It is an amenable number.

53013500355133 is a deficient number, since it is larger than the sum of its proper divisors (28486568415).

53013500355133 is a wasteful number, since it uses less digits than its factorization.

53013500355133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28486568414.

The product of its (nonzero) digits is 151875, while the sum is 37.

Adding to 53013500355133 its reverse (33155300531035), we get a palindrome (86168800886168).

The spelling of 53013500355133 in words is "fifty-three trillion, thirteen billion, five hundred million, three hundred fifty-five thousand, one hundred thirty-three".