243404102000 has 40 divisors (see below), whose sum is σ = 588551123472. Its totient is φ = 97361640000.

The previous prime is 243404101987. The next prime is 243404102017. The reversal of 243404102000 is 201404342.

It is a tau number, because it is divible by the number of its divisors (40).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60849026 + ... + 60853025.

Almost surely, 2^243404102000 is an apocalyptic number.

243404102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243404102000 is an abundant number, since it is smaller than the sum of its proper divisors (345147021472).

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

243404102000 is a wasteful number, since it uses less digits than its factorization.

243404102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121702074 (or 121702058 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 243404102000 its reverse (201404342), we get a palindrome (243605506342).

The spelling of 243404102000 in words is "two hundred forty-three billion, four hundred four million, one hundred two thousand".