10256255312497 has 8 divisors (see below), whose sum is σ = 10671248307240. Its totient is φ = 9845350919040.

The previous prime is 10256255312473. The next prime is 10256255312503. The reversal of 10256255312497 is 79421355265201.

It is a happy number.

10256255312497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6496809645456 + 3759445667041 = 2548884^2 + 1938929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10256255312497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10256255312467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022145204 + ... + 1022155237.

It is an arithmetic number, because the mean of its divisors is an integer number (1333906038405).

Almost surely, 2^{10256255312497} is an apocalyptic number.

It is an amenable number.

10256255312497 is a deficient number, since it is larger than the sum of its proper divisors (414992994743).

10256255312497 is a wasteful number, since it uses less digits than its factorization.

10256255312497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044300643.

The product of its (nonzero) digits is 4536000, while the sum is 52.

The spelling of 10256255312497 in words is "ten trillion, two hundred fifty-six billion, two hundred fifty-five million, three hundred twelve thousand, four hundred ninety-seven".