11164477227905 has 8 divisors (see below), whose sum is σ = 13413005552232. Its totient is φ = 8921159863168.

The previous prime is 11164477227899. The next prime is 11164477227941. The reversal of 11164477227905 is 50972277446111.

It can be written as a sum of positive squares in 4 ways, for example, as 3534159364096 + 7630317863809 = 1879936^2 + 2762303^2 .

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 11164477227905 - 2¹⁶ = 11164477162369 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1302735182 + ... + 1302743751.

It is an arithmetic number, because the mean of its divisors is an integer number (1676625694029).

Almost surely, 2^{11164477227905} is an apocalyptic number.

It is an amenable number.

11164477227905 is a deficient number, since it is larger than the sum of its proper divisors (2248528324327).

11164477227905 is an equidigital number, since it uses as much as digits as its factorization.

11164477227905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2605479795.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 11164477227905 in words is "eleven trillion, one hundred sixty-four billion, four hundred seventy-seven million, two hundred twenty-seven thousand, nine hundred five".