243624606213 has 24 divisors (see below), whose sum is σ = 345127336960. Its totient is φ = 152834711040.

The previous prime is 243624606191. The next prime is 243624606223. The reversal of 243624606213 is 312606426342.

It is not a de Polignac number, because 243624606213 - 2¹⁷ = 243624475141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243624606223) 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 in 23 ways as a sum of consecutive naturals, for example, 5414553 + ... + 5459361.

Almost surely, 2^243624606213 is an apocalyptic number.

It is an amenable number.

243624606213 is a deficient number, since it is larger than the sum of its proper divisors (101502730747).

243624606213 is a wasteful number, since it uses less digits than its factorization.

243624606213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51117 (or 51100 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 243624606213 in words is "two hundred forty-three billion, six hundred twenty-four million, six hundred six thousand, two hundred thirteen".