204040313034 has 32 divisors (see below), whose sum is σ = 427650897024. Its totient is φ = 64777109760.

The previous prime is 204040312981. The next prime is 204040313051. The reversal of 204040313034 is 430313040402.

It is a junction number, because it is equal to n+sod(n) for n = 204040312995 and 204040313013.

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, 3140707 + ... + 3205014.

It is an arithmetic number, because the mean of its divisors is an integer number (13364090532).

Almost surely, 2^204040313034 is an apocalyptic number.

204040313034 is an abundant number, since it is smaller than the sum of its proper divisors (223610583990).

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

204040313034 is a wasteful number, since it uses less digits than its factorization.

204040313034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6345982.

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

Adding to 204040313034 its reverse (430313040402), we get a palindrome (634353353436).

The spelling of 204040313034 in words is "two hundred four billion, forty million, three hundred thirteen thousand, thirty-four".