243645246330 has 16 divisors (see below), whose sum is σ = 584748591264. Its totient is φ = 64972065680.

The previous prime is 243645246283. The next prime is 243645246343. The reversal of 243645246330 is 33642546342.

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, 4060754076 + ... + 4060754135.

It is an arithmetic number, because the mean of its divisors is an integer number (36546786954).

Almost surely, 2^243645246330 is an apocalyptic number.

243645246330 is an abundant number, since it is smaller than the sum of its proper divisors (341103344934).

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

243645246330 is a wasteful number, since it uses less digits than its factorization.

243645246330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8121508221.

The product of its (nonzero) digits is 1244160, while the sum is 42.

The spelling of 243645246330 in words is "two hundred forty-three billion, six hundred forty-five million, two hundred forty-six thousand, three hundred thirty".