10256252566634 has 8 divisors (see below), whose sum is σ = 15384409363908. Its totient is φ = 5128116112000.

The previous prime is 10256252566621. The next prime is 10256252566643. The reversal of 10256252566634 is 43666525265201.

It can be written as a sum of positive squares in 2 ways, for example, as 10231649703025 + 24602863609 = 3198695^2 + 156853^2 .

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

It is a super-2 number, since 2×10256252566634² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3755657 + ... + 5883660.

Almost surely, 2^{10256252566634} is an apocalyptic number.

10256252566634 is a deficient number, since it is larger than the sum of its proper divisors (5128156797274).

10256252566634 is an equidigital number, since it uses as much as digits as its factorization.

10256252566634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10171320.

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 10256252566634 in words is "ten trillion, two hundred fifty-six billion, two hundred fifty-two million, five hundred sixty-six thousand, six hundred thirty-four".