243233300400 has 120 divisors (see below), whose sum is σ = 824990192784. Its totient is φ = 61046784000.

The previous prime is 243233300363. The next prime is 243233300473. The reversal of 243233300400 is 4003332342.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 5941201 + ... + 5982000.

Almost surely, 2^243233300400 is an apocalyptic number.

243233300400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243233300400 is an abundant number, since it is smaller than the sum of its proper divisors (581756892384).

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

243233300400 is a wasteful number, since it uses less digits than its factorization.

243233300400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11923239 (or 11923228 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 243233300400 its reverse (4003332342), we get a palindrome (247236632742).

The spelling of 243233300400 in words is "two hundred forty-three billion, two hundred thirty-three million, three hundred thousand, four hundred".