11453840272 has 40 divisors (see below), whose sum is σ = 25378236800. Its totient is φ = 4905660672.

The previous prime is 11453840269. The next prime is 11453840303. The reversal of 11453840272 is 27204835411.

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, 148429 + ... + 211987.

It is an arithmetic number, because the mean of its divisors is an integer number (634455920).

Almost surely, 2^11453840272 is an apocalyptic number.

It is an amenable number.

11453840272 is an abundant number, since it is smaller than the sum of its proper divisors (13924396528).

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

11453840272 is a wasteful number, since it uses less digits than its factorization.

11453840272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65183 (or 65177 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 11453840272 in words is "eleven billion, four hundred fifty-three million, eight hundred forty thousand, two hundred seventy-two".