204431000334 has 32 divisors (see below), whose sum is σ = 446072503680. Its totient is φ = 61943061600.

The previous prime is 204431000329. The next prime is 204431000339. The reversal of 204431000334 is 433000134402.

It is an interprime number because it is at equal distance from previous prime (204431000329) and next prime (204431000339).

It is a super-2 number, since 2×204431000334² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204431000339) 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 15 ways as a sum of consecutive naturals, for example, 605697 + ... + 880755.

It is an arithmetic number, because the mean of its divisors is an integer number (13939765740).

Almost surely, 2^204431000334 is an apocalyptic number.

204431000334 is an abundant number, since it is smaller than the sum of its proper divisors (241641503346).

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

204431000334 is a wasteful number, since it uses less digits than its factorization.

204431000334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286336.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 204431000334 its reverse (433000134402), we get a palindrome (637431134736).

The spelling of 204431000334 in words is "two hundred four billion, four hundred thirty-one million, three hundred thirty-four", and thus it is an aban number.