11173198248 has 48 divisors (see below), whose sum is σ = 30267413280. Its totient is φ = 3723578784.

The previous prime is 11173198241. The next prime is 11173198261. The reversal of 11173198248 is 84289137111.

It is a happy number.

It is a super-2 number, since 2×11173198248² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11173198241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373461 + ... + 402267.

It is an arithmetic number, because the mean of its divisors is an integer number (630571110).

Almost surely, 2^11173198248 is an apocalyptic number.

11173198248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11173198248 is an abundant number, since it is smaller than the sum of its proper divisors (19094215032).

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

11173198248 is a wasteful number, since it uses less digits than its factorization.

11173198248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34206 (or 34199 counting only the distinct ones).

The product of its digits is 96768, while the sum is 45.

The spelling of 11173198248 in words is "eleven billion, one hundred seventy-three million, one hundred ninety-eight thousand, two hundred forty-eight".