10256263651327 has 4 divisors (see below), whose sum is σ = 10256331292480. Its totient is φ = 10256196010176.

The previous prime is 10256263651297. The next prime is 10256263651339. The reversal of 10256263651327 is 72315636265201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10256263651327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10256263655327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33592623 + ... + 33896560.

It is an arithmetic number, because the mean of its divisors is an integer number (2564082823120).

Almost surely, 2^{10256263651327} is an apocalyptic number.

10256263651327 is a deficient number, since it is larger than the sum of its proper divisors (67641153).

10256263651327 is an equidigital number, since it uses as much as digits as its factorization.

10256263651327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67641152.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 10256263651327 in words is "ten trillion, two hundred fifty-six billion, two hundred sixty-three million, six hundred fifty-one thousand, three hundred twenty-seven".