243203254352 has 40 divisors (see below), whose sum is σ = 476025469920. Its totient is φ = 120362752640.

The previous prime is 243203254337. The next prime is 243203254367. The reversal of 243203254352 is 253452302342.

It is an interprime number because it is at equal distance from previous prime (243203254337) and next prime (243203254367).

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, 666203 + ... + 964485.

It is an arithmetic number, because the mean of its divisors is an integer number (11900636748).

Almost surely, 2^243203254352 is an apocalyptic number.

It is an amenable number.

243203254352 is a deficient number, since it is larger than the sum of its proper divisors (232822215568).

243203254352 is a wasteful number, since it uses less digits than its factorization.

243203254352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298811 (or 298805 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 243203254352 its reverse (253452302342), we get a palindrome (496655556694).

The spelling of 243203254352 in words is "two hundred forty-three billion, two hundred three million, two hundred fifty-four thousand, three hundred fifty-two".