243727426304 has 18 divisors (see below), whose sum is σ = 486502792860. Its totient is φ = 121863713024.

The previous prime is 243727426303. The next prime is 243727426337. The reversal of 243727426304 is 403624727342.

It is a super-2 number, since 2×243727426304² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243727426303) by changing a digit.

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 as a sum of consecutive naturals, namely, 476029874 + ... + 476030385.

Almost surely, 2^243727426304 is an apocalyptic number.

It is an amenable number.

243727426304 is a deficient number, since it is larger than the sum of its proper divisors (242775366556).

243727426304 is an frugal number, since it uses more digits than its factorization.

243727426304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952060275 (or 952060261 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 44.

The spelling of 243727426304 in words is "two hundred forty-three billion, seven hundred twenty-seven million, four hundred twenty-six thousand, three hundred four".