243420434035 has 8 divisors (see below), whose sum is σ = 292107261600. Its totient is φ = 194734520064.

The previous prime is 243420434027. The next prime is 243420434057. The reversal of 243420434035 is 530434024342.

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 243420434035 - 2³ = 243420434027 is a prime.

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, 703299 + ... + 990691.

It is an arithmetic number, because the mean of its divisors is an integer number (36513407700).

Almost surely, 2^243420434035 is an apocalyptic number.

243420434035 is a deficient number, since it is larger than the sum of its proper divisors (48686827565).

243420434035 is a wasteful number, since it uses less digits than its factorization.

243420434035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456797.

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 243420434035 its reverse (530434024342), we get a palindrome (773854458377).

The spelling of 243420434035 in words is "two hundred forty-three billion, four hundred twenty million, four hundred thirty-four thousand, thirty-five".