204326256734 has 16 divisors (see below), whose sum is σ = 307684902672. Its totient is φ = 101764962048.

The previous prime is 204326256733. The next prime is 204326256767. The reversal of 204326256734 is 437652623402.

It is a happy number.

204326256734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204326256733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1136942 + ... + 1304334.

It is an arithmetic number, because the mean of its divisors is an integer number (19230306417).

Almost surely, 2^204326256734 is an apocalyptic number.

204326256734 is a deficient number, since it is larger than the sum of its proper divisors (103358645938).

204326256734 is a wasteful number, since it uses less digits than its factorization.

204326256734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169771.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 204326256734 in words is "two hundred four billion, three hundred twenty-six million, two hundred fifty-six thousand, seven hundred thirty-four".