243505652050 has 96 divisors (see below), whose sum is σ = 482165032320. Its totient is φ = 91232064000.

The previous prime is 243505652021. The next prime is 243505652051. The reversal of 243505652050 is 50256505342.

It is not an unprimeable number, because it can be changed into a prime (243505652051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91439019 + ... + 91441681.

It is an arithmetic number, because the mean of its divisors is an integer number (5022552420).

Almost surely, 2^243505652050 is an apocalyptic number.

243505652050 is a deficient number, since it is larger than the sum of its proper divisors (238659380270).

243505652050 is a wasteful number, since it uses less digits than its factorization.

243505652050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748 (or 3743 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 243505652050 in words is "two hundred forty-three billion, five hundred five million, six hundred fifty-two thousand, fifty".