52043565562643 has 4 divisors (see below), whose sum is σ = 53253881040888. Its totient is φ = 50833250084400.

The previous prime is 52043565562631. The next prime is 52043565562717. The reversal of 52043565562643 is 34626556534025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52043565562643 - 2⁴⁰ = 50944053934867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52043535562643) 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, 605157739058 + ... + 605157739143.

It is an arithmetic number, because the mean of its divisors is an integer number (13313470260222).

Almost surely, 2^{52043565562643} is an apocalyptic number.

52043565562643 is a deficient number, since it is larger than the sum of its proper divisors (1210315478245).

52043565562643 is a wasteful number, since it uses less digits than its factorization.

52043565562643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210315478244.

The product of its (nonzero) digits is 77760000, while the sum is 56.

The spelling of 52043565562643 in words is "fifty-two trillion, forty-three billion, five hundred sixty-five million, five hundred sixty-two thousand, six hundred forty-three".