11176521172 has 12 divisors (see below), whose sum is σ = 19597800096. Its totient is φ = 5577149720.

The previous prime is 11176521151. The next prime is 11176521173. The reversal of 11176521172 is 27112567111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11176521173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775454 + ... + 2779477.

It is an arithmetic number, because the mean of its divisors is an integer number (1633150008).

Almost surely, 2^11176521172 is an apocalyptic number.

It is an amenable number.

11176521172 is a deficient number, since it is larger than the sum of its proper divisors (8421278924).

11176521172 is a wasteful number, since it uses less digits than its factorization.

11176521172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555438 (or 5555436 counting only the distinct ones).

The product of its digits is 5880, while the sum is 34.

The spelling of 11176521172 in words is "eleven billion, one hundred seventy-six million, five hundred twenty-one thousand, one hundred seventy-two".