11475442888 has 96 divisors (see below), whose sum is σ = 27412257600. Its totient is φ = 4462674048.

The previous prime is 11475442871. The next prime is 11475442907. The reversal of 11475442888 is 88824457411.

It is a happy number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281581 + ... + 319747.

It is an arithmetic number, because the mean of its divisors is an integer number (285544350).

Almost surely, 2^11475442888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11475442888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13706128800).

11475442888 is an abundant number, since it is smaller than the sum of its proper divisors (15936814712).

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

11475442888 is a wasteful number, since it uses less digits than its factorization.

11475442888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38259 (or 38248 counting only the distinct ones).

The product of its digits is 2293760, while the sum is 52.

The spelling of 11475442888 in words is "eleven billion, four hundred seventy-five million, four hundred forty-two thousand, eight hundred eighty-eight".