243041151530405 has 8 divisors (see below), whose sum is σ = 291652561715832. Its totient is φ = 194430801304768.

The previous prime is 243041151530291. The next prime is 243041151530447. The reversal of 243041151530405 is 504035151140342.

243041151530405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 146435507910916 + 96605643619489 = 12101054^2 + 9828817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243041151530405 - 2¹⁶ = 243041151464869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264485414 + ... + 265402743.

It is an arithmetic number, because the mean of its divisors is an integer number (36456570214479).

Almost surely, 2^{243041151530405} is an apocalyptic number.

It is an amenable number.

243041151530405 is a deficient number, since it is larger than the sum of its proper divisors (48611410185427).

243041151530405 is an equidigital number, since it uses as much as digits as its factorization.

243041151530405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529979895.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 243041151530405 in words is "two hundred forty-three trillion, forty-one billion, one hundred fifty-one million, five hundred thirty thousand, four hundred five".