243314315504 has 40 divisors (see below), whose sum is σ = 511682250240. Its totient is φ = 111414659328.

The previous prime is 243314315471. The next prime is 243314315507. The reversal of 243314315504 is 405513413342.

It is a super-2 number, since 2×243314315504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243314315507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4579019 + ... + 4631850.

It is an arithmetic number, because the mean of its divisors is an integer number (12792056256).

Almost surely, 2^243314315504 is an apocalyptic number.

It is an amenable number.

243314315504 is an abundant number, since it is smaller than the sum of its proper divisors (268367934736).

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

243314315504 is a wasteful number, since it uses less digits than its factorization.

243314315504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9211017 (or 9211011 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 243314315504 its reverse (405513413342), we get a palindrome (648827728846).

The spelling of 243314315504 in words is "two hundred forty-three billion, three hundred fourteen million, three hundred fifteen thousand, five hundred four".