243234040161012 has 48 divisors (see below), whose sum is σ = 567764945092800. Its totient is φ = 81046750498560.

The previous prime is 243234040160957. The next prime is 243234040161019. The reversal of 243234040161012 is 210161040432342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243234040161019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1652208087 + ... + 1652355297.

It is an arithmetic number, because the mean of its divisors is an integer number (11828436356100).

Almost surely, 2^{243234040161012} is an apocalyptic number.

It is an amenable number.

243234040161012 is an abundant number, since it is smaller than the sum of its proper divisors (324530904931788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243234040161012 is a wasteful number, since it uses less digits than its factorization.

243234040161012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199376 (or 199374 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 243234040161012 its reverse (210161040432342), we get a palindrome (453395080593354).

The spelling of 243234040161012 in words is "two hundred forty-three trillion, two hundred thirty-four billion, forty million, one hundred sixty-one thousand, twelve".