243340295512 has 64 divisors (see below), whose sum is σ = 484465766400. Its totient is φ = 114410257920.

The previous prime is 243340295501. The next prime is 243340295533. The reversal of 243340295512 is 215592043342.

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, 1545088 + ... + 1695280.

It is an arithmetic number, because the mean of its divisors is an integer number (7569777600).

Almost surely, 2^243340295512 is an apocalyptic number.

It is an amenable number.

243340295512 is a deficient number, since it is larger than the sum of its proper divisors (241125470888).

243340295512 is a wasteful number, since it uses less digits than its factorization.

243340295512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150416 (or 150412 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 243340295512 in words is "two hundred forty-three billion, three hundred forty million, two hundred ninety-five thousand, five hundred twelve".