11601606000066 has 16 divisors (see below), whose sum is σ = 23208145761024. Its totient is φ = 3866379706544.

The previous prime is 11601606000031. The next prime is 11601606000067. The reversal of 11601606000066 is 66000060610611.

It is not an unprimeable number, because it can be changed into a prime (11601606000067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205542801 + ... + 205599236.

It is an arithmetic number, because the mean of its divisors is an integer number (1450509110064).

Almost surely, 2^{11601606000066} is an apocalyptic number.

11601606000066 is an abundant number, since it is smaller than the sum of its proper divisors (11606539760958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11601606000066 is a wasteful number, since it uses less digits than its factorization.

11601606000066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411146745.

The product of its (nonzero) digits is 7776, while the sum is 33.

Adding to 11601606000066 its reverse (66000060610611), we get a palindrome (77601666610677).

The spelling of 11601606000066 in words is "eleven trillion, six hundred one billion, six hundred six million, sixty-six", and thus it is an aban number.