11557712224 has 12 divisors (see below), whose sum is σ = 22754246004. Its totient is φ = 5778856096.

The previous prime is 11557712219. The next prime is 11557712227. The reversal of 11557712224 is 42221775511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11557712227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180589222 + ... + 180589285.

It is an arithmetic number, because the mean of its divisors is an integer number (1896187167).

Almost surely, 2^11557712224 is an apocalyptic number.

It is an amenable number.

11557712224 is a deficient number, since it is larger than the sum of its proper divisors (11196533780).

11557712224 is an equidigital number, since it uses as much as digits as its factorization.

11557712224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361178517 (or 361178509 counting only the distinct ones).

The product of its digits is 39200, while the sum is 37.

The spelling of 11557712224 in words is "eleven billion, five hundred fifty-seven million, seven hundred twelve thousand, two hundred twenty-four".