11100605655 has 8 divisors (see below), whose sum is σ = 17760969072. Its totient is φ = 5920323008.

The previous prime is 11100605647. The next prime is 11100605669. The reversal of 11100605655 is 55650600111.

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

It is a cyclic number.

It is not a de Polignac number, because 11100605655 - 2³ = 11100605647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370020174 + ... + 370020203.

It is an arithmetic number, because the mean of its divisors is an integer number (2220121134).

Almost surely, 2^11100605655 is an apocalyptic number.

11100605655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11100605655 is a deficient number, since it is larger than the sum of its proper divisors (6660363417).

11100605655 is an equidigital number, since it uses as much as digits as its factorization.

11100605655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740040385.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 11100605655 in words is "eleven billion, one hundred million, six hundred five thousand, six hundred fifty-five".