243155045332 has 12 divisors (see below), whose sum is σ = 433550034036. Its totient is φ = 119283607040.

The previous prime is 243155045321. The next prime is 243155045333. The reversal of 243155045332 is 233540551342.

243155045332 is digitally balanced in base 3, 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 2 ways, for example, as 125722721476 + 117432323856 = 354574^2 + 342684^2 .

It is a junction number, because it is equal to n+sod(n) for n = 243155045291 and 243155045300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243155045333) 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, 573478669 + ... + 573479092.

It is an arithmetic number, because the mean of its divisors is an integer number (36129169503).

Almost surely, 2^243155045332 is an apocalyptic number.

It is an amenable number.

243155045332 is a deficient number, since it is larger than the sum of its proper divisors (190394988704).

243155045332 is a wasteful number, since it uses less digits than its factorization.

243155045332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146957818 (or 1146957816 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 243155045332 its reverse (233540551342), we get a palindrome (476695596674).

The spelling of 243155045332 in words is "two hundred forty-three billion, one hundred fifty-five million, forty-five thousand, three hundred thirty-two".