243246234136 has 64 divisors (see below), whose sum is σ = 490329871200. Its totient is φ = 112712742912.

The previous prime is 243246234113. The next prime is 243246234149. The reversal of 243246234136 is 631432642342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30876630 + ... + 30884506.

Almost surely, 2^243246234136 is an apocalyptic number.

It is an amenable number.

243246234136 is an abundant number, since it is smaller than the sum of its proper divisors (247083637064).

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

243246234136 is a wasteful number, since it uses less digits than its factorization.

243246234136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11356 (or 11352 counting only the distinct ones).

The product of its digits is 497664, while the sum is 40.

Adding to 243246234136 its reverse (631432642342), we get a palindrome (874678876478).

The spelling of 243246234136 in words is "two hundred forty-three billion, two hundred forty-six million, two hundred thirty-four thousand, one hundred thirty-six".