11557122151156 has 24 divisors (see below), whose sum is σ = 20247277942080. Its totient is φ = 5772186044352.

The previous prime is 11557122151129. The next prime is 11557122151249. The reversal of 11557122151156 is 65115122175511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203934081 + ... + 203990743.

It is an arithmetic number, because the mean of its divisors is an integer number (843636580920).

Almost surely, 2^{11557122151156} is an apocalyptic number.

It is an amenable number.

11557122151156 is a deficient number, since it is larger than the sum of its proper divisors (8690155790924).

11557122151156 is a wasteful number, since it uses less digits than its factorization.

11557122151156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112023 (or 112021 counting only the distinct ones).

The product of its digits is 105000, while the sum is 43.

The spelling of 11557122151156 in words is "eleven trillion, five hundred fifty-seven billion, one hundred twenty-two million, one hundred fifty-one thousand, one hundred fifty-six".