243045521030 has 32 divisors (see below), whose sum is σ = 478166268384. Its totient is φ = 88400480256.

The previous prime is 243045521003. The next prime is 243045521083. The reversal of 243045521030 is 30125540342.

It is a happy number.

It is a super-2 number, since 2×243045521030² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243045520984 and 243045521002.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13943387 + ... + 13960806.

It is an arithmetic number, because the mean of its divisors is an integer number (14942695887).

Almost surely, 2^243045521030 is an apocalyptic number.

243045521030 is a deficient number, since it is larger than the sum of its proper divisors (235120747354).

243045521030 is a wasteful number, since it uses less digits than its factorization.

243045521030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27904280.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 243045521030 in words is "two hundred forty-three billion, forty-five million, five hundred twenty-one thousand, thirty".