243134313144435 has 32 divisors (see below), whose sum is σ = 432250583662080. Its totient is φ = 129668092255584.

The previous prime is 243134313144421. The next prime is 243134313144509. The reversal of 243134313144435 is 534441313431342.

243134313144435 is a `hidden beast` number, since 2 + 4 + 3 + 1 + 3 + 43 + 131 + 44 + 435 = 666.

It is not a de Polignac number, because 243134313144435 - 2⁸ = 243134313144179 is a prime.

It is a super-2 number, since 2×243134313144435² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19628079 + ... + 29521688.

It is an arithmetic number, because the mean of its divisors is an integer number (13507830739440).

Almost surely, 2^{243134313144435} is an apocalyptic number.

243134313144435 is a deficient number, since it is larger than the sum of its proper divisors (189116270517645).

243134313144435 is a wasteful number, since it uses less digits than its factorization.

243134313144435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49186424 (or 49186418 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 45.

Adding to 243134313144435 its reverse (534441313431342), we get a palindrome (777575626575777).

The spelling of 243134313144435 in words is "two hundred forty-three trillion, one hundred thirty-four billion, three hundred thirteen million, one hundred forty-four thousand, four hundred thirty-five".