11217414472 has 32 divisors (see below), whose sum is σ = 23478317280. Its totient is φ = 4980245760.

The previous prime is 11217414469. The next prime is 11217414473. The reversal of 11217414472 is 27441471211.

It is not an unprimeable number, because it can be changed into a prime (11217414473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478433 + ... + 1486000.

It is an arithmetic number, because the mean of its divisors is an integer number (733697415).

Almost surely, 2^11217414472 is an apocalyptic number.

It is an amenable number.

11217414472 is an abundant number, since it is smaller than the sum of its proper divisors (12260902808).

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

11217414472 is a wasteful number, since it uses less digits than its factorization.

11217414472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964493 (or 2964489 counting only the distinct ones).

The product of its digits is 12544, while the sum is 34.

Adding to 11217414472 its reverse (27441471211), we get a palindrome (38658885683).

The spelling of 11217414472 in words is "eleven billion, two hundred seventeen million, four hundred fourteen thousand, four hundred seventy-two".