11606011155 has 32 divisors (see below), whose sum is σ = 20790443520. Its totient is φ = 6142612320.

The previous prime is 11606011141. The next prime is 11606011171. The reversal of 11606011155 is 55111060611.

11606011155 is a `hidden beast` number, since 1 + 1 + 6 + 0 + 601 + 1 + 1 + 55 = 666.

It is not a de Polignac number, because 11606011155 - 2¹⁶ = 11605945619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310447 + ... + 345816.

It is an arithmetic number, because the mean of its divisors is an integer number (649701360).

Almost surely, 2^11606011155 is an apocalyptic number.

11606011155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11606011155 is a deficient number, since it is larger than the sum of its proper divisors (9184432365).

11606011155 is a wasteful number, since it uses less digits than its factorization.

11606011155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656408 (or 656402 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

Adding to 11606011155 its reverse (55111060611), we get a palindrome (66717071766).

The spelling of 11606011155 in words is "eleven billion, six hundred six million, eleven thousand, one hundred fifty-five".