11220548479776 has 36 divisors (see below), whose sum is σ = 31908434740182. Its totient is φ = 3740182826496.

The previous prime is 11220548479747. The next prime is 11220548479783. The reversal of 11220548479776 is 67797484502211.

11220548479776 is a `hidden beast` number, since 1 + 12 + 2 + 0 + 5 + 484 + 79 + 7 + 76 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11103050351376 + 117498128400 = 3332124^2 + 342780^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19480118601 + ... + 19480119176.

Almost surely, 2^{11220548479776} is an apocalyptic number.

11220548479776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11220548479776 is an abundant number, since it is smaller than the sum of its proper divisors (20687886260406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11220548479776 is a wasteful number, since it uses less digits than its factorization.

11220548479776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38960237793 (or 38960237782 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 63.

The spelling of 11220548479776 in words is "eleven trillion, two hundred twenty billion, five hundred forty-eight million, four hundred seventy-nine thousand, seven hundred seventy-six".