243915001316 has 24 divisors (see below), whose sum is σ = 488000673216. Its totient is φ = 104498428320.

The previous prime is 243915001289. The next prime is 243915001349. The reversal of 243915001316 is 613100519342.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442306 + ... + 1602521.

It is an arithmetic number, because the mean of its divisors is an integer number (20333361384).

Almost surely, 2^243915001316 is an apocalyptic number.

It is an amenable number.

243915001316 is an abundant number, since it is smaller than the sum of its proper divisors (244085671900).

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

243915001316 is a wasteful number, since it uses less digits than its factorization.

243915001316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047699 (or 3047697 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 243915001316 in words is "two hundred forty-three billion, nine hundred fifteen million, one thousand, three hundred sixteen".