11140085448 has 48 divisors (see below), whose sum is σ = 31945836780. Its totient is φ = 3494928384.

The previous prime is 11140085447. The next prime is 11140085459. The reversal of 11140085448 is 84458004111.

It can be written as a sum of positive squares in 2 ways, for example, as 10958321124 + 181764324 = 104682^2 + 13482^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11140085447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4549465 + ... + 4551912.

Almost surely, 2^11140085448 is an apocalyptic number.

11140085448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11140085448 is an abundant number, since it is smaller than the sum of its proper divisors (20805751332).

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

11140085448 is a wasteful number, since it uses less digits than its factorization.

11140085448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9101406 (or 9101399 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

Adding to 11140085448 its reverse (84458004111), we get a palindrome (95598089559).

The spelling of 11140085448 in words is "eleven billion, one hundred forty million, eighty-five thousand, four hundred forty-eight".