52743335854081 has 4 divisors (see below), whose sum is σ = 52743640379652. Its totient is φ = 52743031328512.

The previous prime is 52743335854043. The next prime is 52743335854093. The reversal of 52743335854081 is 18045853334725.

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 9776621844081 + 42966714010000 = 3126759^2 + 6554900^2 .

It is a cyclic number.

It is not a de Polignac number, because 52743335854081 - 2⁷ = 52743335853953 is a prime.

It is a super-2 number, since 2×52743335854081² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52743135854081) 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, 152002840 + ... + 152349433.

It is an arithmetic number, because the mean of its divisors is an integer number (13185910094913).

Almost surely, 2^{52743335854081} is an apocalyptic number.

It is an amenable number.

52743335854081 is a deficient number, since it is larger than the sum of its proper divisors (304525571).

52743335854081 is a wasteful number, since it uses less digits than its factorization.

52743335854081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304525570.

The product of its (nonzero) digits is 48384000, while the sum is 58.

The spelling of 52743335854081 in words is "fifty-two trillion, seven hundred forty-three billion, three hundred thirty-five million, eight hundred fifty-four thousand, eighty-one".