53546073260173 has 4 divisors (see below), whose sum is σ = 57665001972508. Its totient is φ = 49427144547840.

The previous prime is 53546073260023. The next prime is 53546073260189. The reversal of 53546073260173 is 37106237064535.

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 16320614254884 + 37225459005289 = 4039878^2 + 6101267^2 .

It is a cyclic number.

It is not a de Polignac number, because 53546073260173 - 2²¹ = 53546071163021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53546073260173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53546073260473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2059464356148 + ... + 2059464356173.

It is an arithmetic number, because the mean of its divisors is an integer number (14416250493127).

Almost surely, 2^{53546073260173} is an apocalyptic number.

It is an amenable number.

53546073260173 is a deficient number, since it is larger than the sum of its proper divisors (4118928712335).

53546073260173 is a wasteful number, since it uses less digits than its factorization.

53546073260173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4118928712334.

The product of its (nonzero) digits is 9525600, while the sum is 52.

The spelling of 53546073260173 in words is "fifty-three trillion, five hundred forty-six billion, seventy-three million, two hundred sixty thousand, one hundred seventy-three".