11557200775 has 12 divisors (see below), whose sum is σ = 15085189000. Its totient is φ = 8759141280.

The previous prime is 11557200761. The next prime is 11557200803. The reversal of 11557200775 is 57700275511.

It is not a de Polignac number, because 11557200775 - 2¹⁹ = 11556676487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12165000 + ... + 12165949.

Almost surely, 2^11557200775 is an apocalyptic number.

11557200775 is a deficient number, since it is larger than the sum of its proper divisors (3527988225).

11557200775 is a wasteful number, since it uses less digits than its factorization.

11557200775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24330978 (or 24330973 counting only the distinct ones).

The product of its (nonzero) digits is 85750, while the sum is 40.

The spelling of 11557200775 in words is "eleven billion, five hundred fifty-seven million, two hundred thousand, seven hundred seventy-five".