11142281064 has 16 divisors (see below), whose sum is σ = 27855702720. Its totient is φ = 3714093680.

The previous prime is 11142281053. The next prime is 11142281071. The reversal of 11142281064 is 46018224111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232130832 + ... + 232130879.

It is an arithmetic number, because the mean of its divisors is an integer number (1740981420).

Almost surely, 2^11142281064 is an apocalyptic number.

It is an amenable number.

11142281064 is an abundant number, since it is smaller than the sum of its proper divisors (16713421656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11142281064 is a wasteful number, since it uses less digits than its factorization.

11142281064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464261720 (or 464261716 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The spelling of 11142281064 in words is "eleven billion, one hundred forty-two million, two hundred eighty-one thousand, sixty-four".