11066198899 has 8 divisors (see below), whose sum is σ = 13312720640. Its totient is φ = 8986086216.

The previous prime is 11066198881. The next prime is 11066198939. The reversal of 11066198899 is 99889166011.

It is a happy number.

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 11066198899 - 2¹⁹ = 11065674611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11066198879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41602119 + ... + 41602384.

It is an arithmetic number, because the mean of its divisors is an integer number (1664090080).

Almost surely, 2^11066198899 is an apocalyptic number.

11066198899 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11066198899 is a deficient number, since it is larger than the sum of its proper divisors (2246521741).

11066198899 is an equidigital number, since it uses as much as digits as its factorization.

11066198899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83204529.

The product of its (nonzero) digits is 1679616, while the sum is 58.

The spelling of 11066198899 in words is "eleven billion, sixty-six million, one hundred ninety-eight thousand, eight hundred ninety-nine".