11557341388 has 12 divisors (see below), whose sum is σ = 20229583360. Its totient is φ = 5777460432.

The previous prime is 11557341373. The next prime is 11557341409. The reversal of 11557341388 is 88314375511.

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, 280908 + ... + 319411.

Almost surely, 2^11557341388 is an apocalyptic number.

It is an amenable number.

11557341388 is a deficient number, since it is larger than the sum of its proper divisors (8672241972).

11557341388 is a wasteful number, since it uses less digits than its factorization.

11557341388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605136 (or 605134 counting only the distinct ones).

The product of its digits is 403200, while the sum is 46.

The spelling of 11557341388 in words is "eleven billion, five hundred fifty-seven million, three hundred forty-one thousand, three hundred eighty-eight".