243074824045 has 16 divisors (see below), whose sum is σ = 299584438272. Its totient is φ = 189221530240.

The previous prime is 243074824021. The next prime is 243074824051. The reversal of 243074824045 is 540428470342.

It is a happy number.

It is not a de Polignac number, because 243074824045 - 2¹⁵ = 243074791277 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243074823992 and 243074824010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1469437 + ... + 1626466.

It is an arithmetic number, because the mean of its divisors is an integer number (18724027392).

Almost surely, 2^243074824045 is an apocalyptic number.

It is an amenable number.

243074824045 is a deficient number, since it is larger than the sum of its proper divisors (56509614227).

243074824045 is a wasteful number, since it uses less digits than its factorization.

243074824045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096332.

The product of its (nonzero) digits is 860160, while the sum is 43.

The spelling of 243074824045 in words is "two hundred forty-three billion, seventy-four million, eight hundred twenty-four thousand, forty-five".