204424351001 has 4 divisors (see below), whose sum is σ = 220149301092. Its totient is φ = 188699400912.

The previous prime is 204424350959. The next prime is 204424351007. The reversal of 204424351001 is 100153424402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50211846400 + 154212504601 = 224080^2 + 392699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204424351001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204424351007) 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 3 ways as a sum of consecutive naturals, for example, 7862475026 + ... + 7862475051.

It is an arithmetic number, because the mean of its divisors is an integer number (55037325273).

Almost surely, 2^204424351001 is an apocalyptic number.

It is an amenable number.

204424351001 is a deficient number, since it is larger than the sum of its proper divisors (15724950091).

204424351001 is a wasteful number, since it uses less digits than its factorization.

204424351001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15724950090.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 204424351001 its reverse (100153424402), we get a palindrome (304577775403).

The spelling of 204424351001 in words is "two hundred four billion, four hundred twenty-four million, three hundred fifty-one thousand, one".