11772272182 has 16 divisors (see below), whose sum is σ = 19275051600. Its totient is φ = 5347884640.

The previous prime is 11772272177. The next prime is 11772272201. The reversal of 11772272182 is 28127227711.

It is a happy number.

It is a super-2 number, since 2×11772272182² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118957 + ... + 194152.

It is an arithmetic number, because the mean of its divisors is an integer number (1204690725).

Almost surely, 2^11772272182 is an apocalyptic number.

11772272182 is a deficient number, since it is larger than the sum of its proper divisors (7502779418).

11772272182 is a wasteful number, since it uses less digits than its factorization.

11772272182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314831.

The product of its digits is 43904, while the sum is 40.

Adding to 11772272182 its reverse (28127227711), we get a palindrome (39899499893).

The spelling of 11772272182 in words is "eleven billion, seven hundred seventy-two million, two hundred seventy-two thousand, one hundred eighty-two".