243242241332040 has 96 divisors (see below), whose sum is σ = 790667335411200. Its totient is φ = 64853926830720.

The previous prime is 243242241332039. The next prime is 243242241332099. The reversal of 243242241332040 is 40233142242342.

243242241332040 is a `hidden beast` number, since 2 + 4 + 3 + 2 + 42 + 241 + 332 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 243242241331986 and 243242241332004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53385906 + ... + 57762785.

It is an arithmetic number, because the mean of its divisors is an integer number (8236118077200).

Almost surely, 2^{243242241332040} is an apocalyptic number.

243242241332040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243242241332040 is an abundant number, since it is smaller than the sum of its proper divisors (547425094079160).

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

243242241332040 is a wasteful number, since it uses less digits than its factorization.

243242241332040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111154787 (or 111154780 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 243242241332040 its reverse (40233142242342), we get a palindrome (283475383574382).

The spelling of 243242241332040 in words is "two hundred forty-three trillion, two hundred forty-two billion, two hundred forty-one million, three hundred thirty-two thousand, forty".