52443543345 has 16 divisors (see below), whose sum is σ = 84724328832. Its totient is φ = 27698336640.

The previous prime is 52443543343. The next prime is 52443543353. The reversal of 52443543345 is 54334534425.

It is not a de Polignac number, because 52443543345 - 2¹ = 52443543343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52443543297 and 52443543306.

It is not an unprimeable number, because it can be changed into a prime (52443543343) 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 15 ways as a sum of consecutive naturals, for example, 16970476 + ... + 16973565.

It is an arithmetic number, because the mean of its divisors is an integer number (5295270552).

Almost surely, 2^52443543345 is an apocalyptic number.

It is an amenable number.

52443543345 is a deficient number, since it is larger than the sum of its proper divisors (32280785487).

52443543345 is a wasteful number, since it uses less digits than its factorization.

52443543345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33944152.

The product of its digits is 1728000, while the sum is 42.

The spelling of 52443543345 in words is "fifty-two billion, four hundred forty-three million, five hundred forty-three thousand, three hundred forty-five".