204343434334 has 32 divisors (see below), whose sum is σ = 331335585504. Its totient is φ = 93958072320.

The previous prime is 204343434331. The next prime is 204343434413. The reversal of 204343434334 is 433434343402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 204343434293 and 204343434302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204343434331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7556742 + ... + 7583734.

It is an arithmetic number, because the mean of its divisors is an integer number (10354237047).

Almost surely, 2^204343434334 is an apocalyptic number.

204343434334 is a deficient number, since it is larger than the sum of its proper divisors (126992151170).

204343434334 is a wasteful number, since it uses less digits than its factorization.

204343434334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28092.

The product of its (nonzero) digits is 497664, while the sum is 37.

Adding to 204343434334 its reverse (433434343402), we get a palindrome (637777777736).

The spelling of 204343434334 in words is "two hundred four billion, three hundred forty-three million, four hundred thirty-four thousand, three hundred thirty-four".