263040056768 has 28 divisors (see below), whose sum is σ = 522097113792. Its totient is φ = 131488028160.

The previous prime is 263040056737. The next prime is 263040056771. The reversal of 263040056768 is 867650040362.

263040056768 is digitally balanced in base 3, 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233813 + ... + 762068.

Almost surely, 2^263040056768 is an apocalyptic number.

It is an amenable number.

263040056768 is a deficient number, since it is larger than the sum of its proper divisors (259057057024).

263040056768 is an equidigital number, since it uses as much as digits as its factorization.

263040056768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000020 (or 1000010 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 263040056768 in words is "two hundred sixty-three billion, forty million, fifty-six thousand, seven hundred sixty-eight".