10256353423165 has 16 divisors (see below), whose sum is σ = 13032704010240. Its totient is φ = 7721777767680.

The previous prime is 10256353423103. The next prime is 10256353423177. The reversal of 10256353423165 is 56132435365201.

It is not a de Polignac number, because 10256353423165 - 2²⁷ = 10256219205437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4089681 + ... + 6102310.

It is an arithmetic number, because the mean of its divisors is an integer number (814544000640).

Almost surely, 2^{10256353423165} is an apocalyptic number.

It is an amenable number.

10256353423165 is a deficient number, since it is larger than the sum of its proper divisors (2776350587075).

10256353423165 is a wasteful number, since it uses less digits than its factorization.

10256353423165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10203852.

The product of its (nonzero) digits is 1944000, while the sum is 46.

Adding to 10256353423165 its reverse (56132435365201), we get a palindrome (66388788788366).

The spelling of 10256353423165 in words is "ten trillion, two hundred fifty-six billion, three hundred fifty-three million, four hundred twenty-three thousand, one hundred sixty-five".