52436256343 has 4 divisors (see below), whose sum is σ = 52458676920. Its totient is φ = 52413835768.

The previous prime is 52436256337. The next prime is 52436256361. The reversal of 52436256343 is 34365263425.

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 52436256343 - 2⁵ = 52436256311 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 52436256343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52436256143) 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, 11206780 + ... + 11211457.

It is an arithmetic number, because the mean of its divisors is an integer number (13114669230).

Almost surely, 2^52436256343 is an apocalyptic number.

52436256343 is a deficient number, since it is larger than the sum of its proper divisors (22420577).

52436256343 is a wasteful number, since it uses less digits than its factorization.

52436256343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22420576.

The product of its digits is 1555200, while the sum is 43.

The spelling of 52436256343 in words is "fifty-two billion, four hundred thirty-six million, two hundred fifty-six thousand, three hundred forty-three".