11068121855 has 8 divisors (see below), whose sum is σ = 15179138592. Its totient is φ = 7589569248.

The previous prime is 11068121843. The next prime is 11068121863. The reversal of 11068121855 is 55812186011.

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 11068121855 - 2⁴ = 11068121839 is a prime.

It is a Duffinian number.

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, 158115992 + ... + 158116061.

It is an arithmetic number, because the mean of its divisors is an integer number (1897392324).

Almost surely, 2^11068121855 is an apocalyptic number.

11068121855 is a deficient number, since it is larger than the sum of its proper divisors (4111016737).

11068121855 is an equidigital number, since it uses as much as digits as its factorization.

11068121855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316232065.

The product of its (nonzero) digits is 19200, while the sum is 38.

The spelling of 11068121855 in words is "eleven billion, sixty-eight million, one hundred twenty-one thousand, eight hundred fifty-five".