1116606656601 has 24 divisors (see below), whose sum is σ = 1631266476840. Its totient is φ = 735919405056.

The previous prime is 1116606656591. The next prime is 1116606656617. The reversal of 1116606656601 is 1066566066111.

1116606656601 is a `hidden beast` number, since 11 + 16 + 6 + 0 + 66 + 566 + 0 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 744335837001 + 372270819600 = 862749^2 + 610140^2 .

It is not a de Polignac number, because 1116606656601 - 2⁶ = 1116606656537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116606656621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4900461 + ... + 5123253.

It is an arithmetic number, because the mean of its divisors is an integer number (67969436535).

Almost surely, 2^{1116606656601} is an apocalyptic number.

It is an amenable number.

1116606656601 is a deficient number, since it is larger than the sum of its proper divisors (514659820239).

1116606656601 is a wasteful number, since it uses less digits than its factorization.

1116606656601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229145 (or 229142 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 1116606656601 in words is "one trillion, one hundred sixteen billion, six hundred six million, six hundred fifty-six thousand, six hundred one".