53363552573 has 4 divisors (see below), whose sum is σ = 53497969980. Its totient is φ = 53229135168.

The previous prime is 53363552527. The next prime is 53363552579. The reversal of 53363552573 is 37525536335.

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 16868035129 + 36495517444 = 129877^2 + 191038^2 .

It is a cyclic number.

It is not a de Polignac number, because 53363552573 - 2²⁴ = 53346775357 is a prime.

It is a super-2 number, since 2×53363552573² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53363552579) 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, 67208108 + ... + 67208901.

It is an arithmetic number, because the mean of its divisors is an integer number (13374492495).

Almost surely, 2^53363552573 is an apocalyptic number.

It is an amenable number.

53363552573 is a deficient number, since it is larger than the sum of its proper divisors (134417407).

53363552573 is a wasteful number, since it uses less digits than its factorization.

53363552573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134417406.

The product of its digits is 4252500, while the sum is 47.

The spelling of 53363552573 in words is "fifty-three billion, three hundred sixty-three million, five hundred fifty-two thousand, five hundred seventy-three".