243727471712 has 24 divisors (see below), whose sum is σ = 480070508400. Its totient is φ = 121804802944.

The previous prime is 243727471657. The next prime is 243727471727. The reversal of 243727471712 is 217174727342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774412 + ... + 1906827.

It is an arithmetic number, because the mean of its divisors is an integer number (20002937850).

Almost surely, 2^243727471712 is an apocalyptic number.

It is an amenable number.

243727471712 is a deficient number, since it is larger than the sum of its proper divisors (236343036688).

243727471712 is a wasteful number, since it uses less digits than its factorization.

243727471712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683318 (or 3683310 counting only the distinct ones).

The product of its digits is 921984, while the sum is 47.

The spelling of 243727471712 in words is "two hundred forty-three billion, seven hundred twenty-seven million, four hundred seventy-one thousand, seven hundred twelve".