243936038560 has 96 divisors (see below), whose sum is σ = 614150595072. Its totient is φ = 91346196480.

The previous prime is 243936038519. The next prime is 243936038579. The reversal of 243936038560 is 65830639342.

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, 532221 + ... + 878140.

It is an arithmetic number, because the mean of its divisors is an integer number (6397402032).

Almost surely, 2^243936038560 is an apocalyptic number.

243936038560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243936038560 is an abundant number, since it is smaller than the sum of its proper divisors (370214556512).

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

243936038560 is a wasteful number, since it uses less digits than its factorization.

243936038560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410446 (or 1410438 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 243936038560 in words is "two hundred forty-three billion, nine hundred thirty-six million, thirty-eight thousand, five hundred sixty".