11142635456 has 56 divisors (see below), whose sum is σ = 22331452416. Its totient is φ = 5516087040.

The previous prime is 11142635429. The next prime is 11142635479. The reversal of 11142635456 is 65453624111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2894525 + ... + 2898371.

It is an arithmetic number, because the mean of its divisors is an integer number (398775936).

Almost surely, 2^11142635456 is an apocalyptic number.

11142635456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11142635456 is an abundant number, since it is smaller than the sum of its proper divisors (11188816960).

11142635456 is a wasteful number, since it uses less digits than its factorization.

11142635456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297 (or 4287 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The spelling of 11142635456 in words is "eleven billion, one hundred forty-two million, six hundred thirty-five thousand, four hundred fifty-six".