243003404000 has 96 divisors (see below), whose sum is σ = 682353637056. Its totient is φ = 83315443200.

The previous prime is 243003403991. The next prime is 243003404003. The reversal of 243003404000 is 404300342.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243003404003) 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, 4311347 + ... + 4367346.

It is an arithmetic number, because the mean of its divisors is an integer number (7107850386).

Almost surely, 2^243003404000 is an apocalyptic number.

243003404000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243003404000 is an abundant number, since it is smaller than the sum of its proper divisors (439350233056).

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

243003404000 is an equidigital number, since it uses as much as digits as its factorization.

243003404000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8678725 (or 8678707 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 243003404000 its reverse (404300342), we get a palindrome (243407704342).

The spelling of 243003404000 in words is "two hundred forty-three billion, three million, four hundred four thousand".