11285548944 has 40 divisors (see below), whose sum is σ = 29175201120. Its totient is φ = 3759157248.

The previous prime is 11285548909. The next prime is 11285548987. The reversal of 11285548944 is 44984558211.

It is a happy number.

It is a super-2 number, since 2×11285548944² (a number of 21 digits) contains 22 as substring.

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, 15802 + ... + 151065.

It is an arithmetic number, because the mean of its divisors is an integer number (729380028).

Almost surely, 2^11285548944 is an apocalyptic number.

It is an amenable number.

11285548944 is an abundant number, since it is smaller than the sum of its proper divisors (17889652176).

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

11285548944 is a wasteful number, since it uses less digits than its factorization.

11285548944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168287 (or 168281 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 51.

The spelling of 11285548944 in words is "eleven billion, two hundred eighty-five million, five hundred forty-eight thousand, nine hundred forty-four".