256112632 has 16 divisors (see below), whose sum is σ = 484700760. Its totient is φ = 126859104.

The previous prime is 256112629. The next prime is 256112651. The reversal of 256112632 is 236211652.

It is a self number, because there is not a number n which added to its sum of digits gives 256112632.

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, 148743 + ... + 150454.

Almost surely, 2^256112632 is an apocalyptic number.

It is an amenable number.

256112632 is a deficient number, since it is larger than the sum of its proper divisors (228588128).

256112632 is a wasteful number, since it uses less digits than its factorization.

256112632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299310 (or 299306 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 256112632 is about 16003.5193629401. The cubic root of 256112632 is about 635.0535280481.

The spelling of 256112632 in words is "two hundred fifty-six million, one hundred twelve thousand, six hundred thirty-two".