11199627772 has 12 divisors (see below), whose sum is σ = 19623521176. Its totient is φ = 5592907440.

The previous prime is 11199627757. The next prime is 11199627841. The reversal of 11199627772 is 27772699111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1722963 + ... + 1729450.

Almost surely, 2^11199627772 is an apocalyptic number.

It is an amenable number.

11199627772 is a deficient number, since it is larger than the sum of its proper divisors (8423893404).

11199627772 is a wasteful number, since it uses less digits than its factorization.

11199627772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453228 (or 3453226 counting only the distinct ones).

The product of its digits is 666792, while the sum is 52.

The spelling of 11199627772 in words is "eleven billion, one hundred ninety-nine million, six hundred twenty-seven thousand, seven hundred seventy-two".