1116656655 has 8 divisors (see below), whose sum is σ = 1786650672. Its totient is φ = 595550208.

The previous prime is 1116656623. The next prime is 1116656683. The reversal of 1116656655 is 5566566111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1116656655 - 2⁵ = 1116656623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37221874 + ... + 37221903.

It is an arithmetic number, because the mean of its divisors is an integer number (223331334).

Almost surely, 2^1116656655 is an apocalyptic number.

1116656655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1116656655 is a deficient number, since it is larger than the sum of its proper divisors (669994017).

1116656655 is an equidigital number, since it uses as much as digits as its factorization.

1116656655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74443785.

The product of its digits is 162000, while the sum is 42.

The square root of 1116656655 is about 33416.4129583054. The cubic root of 1116656655 is about 1037.4644392902.

The spelling of 1116656655 in words is "one billion, one hundred sixteen million, six hundred fifty-six thousand, six hundred fifty-five".