1100061165660 has 48 divisors (see below), whose sum is σ = 3080222208000. Its totient is φ = 293344792384.

The previous prime is 1100061165631. The next prime is 1100061165673. The reversal of 1100061165660 is 665611600011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4894021 + ... + 5113859.

It is an arithmetic number, because the mean of its divisors is an integer number (64171296000).

Almost surely, 2^{1100061165660} is an apocalyptic number.

1100061165660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100061165660 is an abundant number, since it is smaller than the sum of its proper divisors (1980161042340).

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

1100061165660 is a wasteful number, since it uses less digits than its factorization.

1100061165660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303250 (or 303248 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

Adding to 1100061165660 its reverse (665611600011), we get a palindrome (1765672765671).

The spelling of 1100061165660 in words is "one trillion, one hundred billion, sixty-one million, one hundred sixty-five thousand, six hundred sixty".