11272173544 has 32 divisors (see below), whose sum is σ = 22554823680. Its totient is φ = 5262776064.

The previous prime is 11272173509. The next prime is 11272173611. The reversal of 11272173544 is 44537127211.

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, 309042 + ... + 343585.

It is an arithmetic number, because the mean of its divisors is an integer number (704838240).

Almost surely, 2^11272173544 is an apocalyptic number.

It is an amenable number.

11272173544 is an abundant number, since it is smaller than the sum of its proper divisors (11282650136).

11272173544 is a wasteful number, since it uses less digits than its factorization.

11272173544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652777 (or 652773 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The spelling of 11272173544 in words is "eleven billion, two hundred seventy-two million, one hundred seventy-three thousand, five hundred forty-four".