243733027550 has 12 divisors (see below), whose sum is σ = 453343431336. Its totient is φ = 97493211000.

The previous prime is 243733027547. The next prime is 243733027561. The reversal of 243733027550 is 55720337342.

It is a junction number, because it is equal to n+sod(n) for n = 243733027498 and 243733027507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2437330226 + ... + 2437330325.

It is an arithmetic number, because the mean of its divisors is an integer number (37778619278).

Almost surely, 2^243733027550 is an apocalyptic number.

243733027550 is a deficient number, since it is larger than the sum of its proper divisors (209610403786).

243733027550 is a wasteful number, since it uses less digits than its factorization.

243733027550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874660563 (or 4874660558 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 41.

The spelling of 243733027550 in words is "two hundred forty-three billion, seven hundred thirty-three million, twenty-seven thousand, five hundred fifty".