52044523543 has 4 divisors (see below), whose sum is σ = 53313902208. Its totient is φ = 50775144880.

The previous prime is 52044523519. The next prime is 52044523591. The reversal of 52044523543 is 34532544025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52044523543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52044526543) 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, 634689271 + ... + 634689352.

It is an arithmetic number, because the mean of its divisors is an integer number (13328475552).

Almost surely, 2^52044523543 is an apocalyptic number.

52044523543 is a deficient number, since it is larger than the sum of its proper divisors (1269378665).

52044523543 is a wasteful number, since it uses less digits than its factorization.

52044523543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269378664.

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 52044523543 in words is "fifty-two billion, forty-four million, five hundred twenty-three thousand, five hundred forty-three".