204322043442 has 32 divisors (see below), whose sum is σ = 446177030400. Its totient is φ = 61862509520.

The previous prime is 204322043423. The next prime is 204322043473. The reversal of 204322043442 is 244340223402.

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, 1254192 + ... + 1407707.

It is an arithmetic number, because the mean of its divisors is an integer number (13943032200).

Almost surely, 2^204322043442 is an apocalyptic number.

204322043442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204322043442 is an abundant number, since it is smaller than the sum of its proper divisors (241854986958).

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

204322043442 is a wasteful number, since it uses less digits than its factorization.

204322043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663078.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 204322043442 its reverse (244340223402), we get a palindrome (448662266844).

The spelling of 204322043442 in words is "two hundred four billion, three hundred twenty-two million, forty-three thousand, four hundred forty-two".