11081583256 has 32 divisors (see below), whose sum is σ = 21916238400. Its totient is φ = 5238444960.

The previous prime is 11081583187. The next prime is 11081583283. The reversal of 11081583256 is 65238518011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 391 + ... + 148873.

It is an arithmetic number, because the mean of its divisors is an integer number (684882450).

Almost surely, 2^11081583256 is an apocalyptic number.

It is an amenable number.

11081583256 is a deficient number, since it is larger than the sum of its proper divisors (10834655144).

11081583256 is a wasteful number, since it uses less digits than its factorization.

11081583256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148999 (or 148995 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 11081583256 in words is "eleven billion, eighty-one million, five hundred eighty-three thousand, two hundred fifty-six".