10256415535 has 4 divisors (see below), whose sum is σ = 12307698648. Its totient is φ = 8205132424.

The previous prime is 10256415527. The next prime is 10256415551. The reversal of 10256415535 is 53551465201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10256415535 - 2³ = 10256415527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10256415494 and 10256415503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025641549 + ... + 1025641558.

It is an arithmetic number, because the mean of its divisors is an integer number (3076924662).

Almost surely, 2^10256415535 is an apocalyptic number.

10256415535 is a deficient number, since it is larger than the sum of its proper divisors (2051283113).

10256415535 is an equidigital number, since it uses as much as digits as its factorization.

10256415535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051283112.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 10256415535 in words is "ten billion, two hundred fifty-six million, four hundred fifteen thousand, five hundred thirty-five".