53673140311636 has 72 divisors (see below), whose sum is σ = 99736510860168. Its totient is φ = 25254328262400.

The previous prime is 53673140311633. The next prime is 53673140311669. The reversal of 53673140311636 is 63611304137635.

It can be written as a sum of positive squares in 4 ways, for example, as 114805768900 + 53558334542736 = 338830^2 + 7318356^2 .

It is a super-2 number, since 2×53673140311636² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53673140311636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53673140311633) 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 23 ways as a sum of consecutive naturals, for example, 247510570 + ... + 247727326.

Almost surely, 2^{53673140311636} is an apocalyptic number.

It is an amenable number.

53673140311636 is a deficient number, since it is larger than the sum of its proper divisors (46063370548532).

53673140311636 is a wasteful number, since it uses less digits than its factorization.

53673140311636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218601 (or 218568 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 49.

The spelling of 53673140311636 in words is "fifty-three trillion, six hundred seventy-three billion, one hundred forty million, three hundred eleven thousand, six hundred thirty-six".