43242804853 has 4 divisors (see below), whose sum is σ = 43243263340. Its totient is φ = 43242346368.

The previous prime is 43242804811. The next prime is 43242804863. The reversal of 43242804853 is 35840824234.

43242804853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 12260468529 + 30982336324 = 110727^2 + 176018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43242804853 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 (43242804863) 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, 30108 + ... + 295621.

It is an arithmetic number, because the mean of its divisors is an integer number (10810815835).

Almost surely, 2^43242804853 is an apocalyptic number.

It is an amenable number.

43242804853 is a deficient number, since it is larger than the sum of its proper divisors (458487).

43242804853 is a wasteful number, since it uses less digits than its factorization.

43242804853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458486.

The product of its (nonzero) digits is 737280, while the sum is 43.

The spelling of 43242804853 in words is "forty-three billion, two hundred forty-two million, eight hundred four thousand, eight hundred fifty-three".