11551055110611 has 16 divisors (see below), whose sum is σ = 15730556275200. Its totient is φ = 7536159092448.

The previous prime is 11551055110501. The next prime is 11551055110649. The reversal of 11551055110611 is 11601155015511.

It is not a de Polignac number, because 11551055110611 - 2²¹ = 11551053013459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11551055110711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2275321 + ... + 5317818.

It is an arithmetic number, because the mean of its divisors is an integer number (983159767200).

Almost surely, 2^{11551055110611} is an apocalyptic number.

11551055110611 is a deficient number, since it is larger than the sum of its proper divisors (4179501164589).

11551055110611 is a wasteful number, since it uses less digits than its factorization.

11551055110611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7603978.

The product of its (nonzero) digits is 3750, while the sum is 33.

The spelling of 11551055110611 in words is "eleven trillion, five hundred fifty-one billion, fifty-five million, one hundred ten thousand, six hundred eleven".