11108776554421 has 32 divisors (see below), whose sum is σ = 13682164704768. Its totient is φ = 8783048574720.

The previous prime is 11108776554419. The next prime is 11108776554451. The reversal of 11108776554421 is 12445567780111.

It is not a de Polignac number, because 11108776554421 - 2¹ = 11108776554419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11108776554451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1074032976 + ... + 1074043318.

It is an arithmetic number, because the mean of its divisors is an integer number (427567647024).

Almost surely, 2^{11108776554421} is an apocalyptic number.

It is an amenable number.

11108776554421 is a deficient number, since it is larger than the sum of its proper divisors (2573388150347).

11108776554421 is a wasteful number, since it uses less digits than its factorization.

11108776554421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17701.

The product of its (nonzero) digits is 1881600, while the sum is 52.

The spelling of 11108776554421 in words is "eleven trillion, one hundred eight billion, seven hundred seventy-six million, five hundred fifty-four thousand, four hundred twenty-one".