243424414400 has 84 divisors (see below), whose sum is σ = 634210164648. Its totient is φ = 91642122240.

The previous prime is 243424414397. The next prime is 243424414411. The reversal of 243424414400 is 4414424342.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4447514 + ... + 4501913.

Almost surely, 2^243424414400 is an apocalyptic number.

243424414400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243424414400 is an abundant number, since it is smaller than the sum of its proper divisors (390785750248).

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

243424414400 is a wasteful number, since it uses less digits than its factorization.

243424414400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8949466 (or 8949451 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 243424414400 its reverse (4414424342), we get a palindrome (247838838742).

The spelling of 243424414400 in words is "two hundred forty-three billion, four hundred twenty-four million, four hundred fourteen thousand, four hundred".