243220155250430 has 16 divisors (see below), whose sum is σ = 437987206783584. Its totient is φ = 97245633804000.

The previous prime is 243220155250417. The next prime is 243220155250447. The reversal of 243220155250430 is 34052551022342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5303512946 + ... + 5303558805.

It is an arithmetic number, because the mean of its divisors is an integer number (27374200423974).

Almost surely, 2^{243220155250430} is an apocalyptic number.

243220155250430 is a deficient number, since it is larger than the sum of its proper divisors (194767051533154).

243220155250430 is a wasteful number, since it uses less digits than its factorization.

243220155250430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10607074051.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 243220155250430 in words is "two hundred forty-three trillion, two hundred twenty billion, one hundred fifty-five million, two hundred fifty thousand, four hundred thirty".