243443413400 has 96 divisors (see below), whose sum is σ = 617578441200. Its totient is φ = 88508044800.

The previous prime is 243443413349. The next prime is 243443413429. The reversal of 243443413400 is 4314344342.

It is a congruent number.

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, 22727246 + ... + 22737954.

Almost surely, 2^243443413400 is an apocalyptic number.

243443413400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243443413400 is an abundant number, since it is smaller than the sum of its proper divisors (374135027800).

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

243443413400 is a wasteful number, since it uses less digits than its factorization.

243443413400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21069 (or 21060 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 243443413400 its reverse (4314344342), we get a palindrome (247757757742).

The spelling of 243443413400 in words is "two hundred forty-three billion, four hundred forty-three million, four hundred thirteen thousand, four hundred".