11485775574 has 96 divisors (see below), whose sum is σ = 30686160960. Its totient is φ = 3023536896.

The previous prime is 11485775551. The next prime is 11485775593. The reversal of 11485775574 is 47557758411.

It is a happy number.

11485775574 is a `hidden beast` number, since 1 + 1 + 4 + 85 + 7 + 7 + 557 + 4 = 666.

11485775574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11485775574.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 906072 + ... + 918660.

It is an arithmetic number, because the mean of its divisors is an integer number (319647510).

Almost surely, 2^11485775574 is an apocalyptic number.

11485775574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11485775574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15343080480).

11485775574 is an abundant number, since it is smaller than the sum of its proper divisors (19200385386).

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

11485775574 is a wasteful number, since it uses less digits than its factorization.

11485775574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13174 (or 13171 counting only the distinct ones).

The product of its digits is 5488000, while the sum is 54.

The spelling of 11485775574 in words is "eleven billion, four hundred eighty-five million, seven hundred seventy-five thousand, five hundred seventy-four".