10256281612 has 6 divisors (see below), whose sum is σ = 17948492828. Its totient is φ = 5128140804.

The previous prime is 10256281597. The next prime is 10256281619. The reversal of 10256281612 is 21618265201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10256281619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282035198 + ... + 1282035205.

Almost surely, 2^10256281612 is an apocalyptic number.

It is an amenable number.

10256281612 is a deficient number, since it is larger than the sum of its proper divisors (7692211216).

10256281612 is a wasteful number, since it uses less digits than its factorization.

10256281612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564070407 (or 2564070405 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 10256281612 in words is "ten billion, two hundred fifty-six million, two hundred eighty-one thousand, six hundred twelve".