243150204426 has 16 divisors (see below), whose sum is σ = 486532116000. Its totient is φ = 81011450288.

The previous prime is 243150204421. The next prime is 243150204433. The reversal of 243150204426 is 624402051342.

It is not an unprimeable number, because it can be changed into a prime (243150204421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9640821 + ... + 9666008.

It is an arithmetic number, because the mean of its divisors is an integer number (30408257250).

Almost surely, 2^243150204426 is an apocalyptic number.

243150204426 is an abundant number, since it is smaller than the sum of its proper divisors (243381911574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243150204426 is a wasteful number, since it uses less digits than its factorization.

243150204426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19308933.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 243150204426 its reverse (624402051342), we get a palindrome (867552255768).

The spelling of 243150204426 in words is "two hundred forty-three billion, one hundred fifty million, two hundred four thousand, four hundred twenty-six".