256265030236 has 6 divisors (see below), whose sum is σ = 448463802920. Its totient is φ = 128132515116.

The previous prime is 256265030167. The next prime is 256265030243. The reversal of 256265030236 is 632030562652.

It is a happy number.

256265030236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 32033128776 + ... + 32033128783.

Almost surely, 2^256265030236 is an apocalyptic number.

It is an amenable number.

256265030236 is a deficient number, since it is larger than the sum of its proper divisors (192198772684).

256265030236 is a wasteful number, since it uses less digits than its factorization.

256265030236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64066257563 (or 64066257561 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 256265030236 its reverse (632030562652), we get a palindrome (888295592888).

The spelling of 256265030236 in words is "two hundred fifty-six billion, two hundred sixty-five million, thirty thousand, two hundred thirty-six".