256236324204 has 192 divisors, whose sum is σ = 736175849472. Its totient is φ = 67778726400.

The previous prime is 256236324199. The next prime is 256236324233. The reversal of 256236324204 is 402423632652.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 10047189 + ... + 10072659.

It is an arithmetic number, because the mean of its divisors is an integer number (3834249216).

Almost surely, 2^256236324204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 256236324204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368087924736).

256236324204 is an abundant number, since it is smaller than the sum of its proper divisors (479939525268).

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

256236324204 is a wasteful number, since it uses less digits than its factorization.

256236324204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25676 (or 25674 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 256236324204 its reverse (402423632652), we get a palindrome (658659956856).

The spelling of 256236324204 in words is "two hundred fifty-six billion, two hundred thirty-six million, three hundred twenty-four thousand, two hundred four".