55111411155 has 16 divisors (see below), whose sum is σ = 93365214624. Its totient is φ = 27663767040.

The previous prime is 55111411111. The next prime is 55111411217.

55111411155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55111411155 - 2⁷ = 55111411027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108061336 + ... + 108061845.

It is an arithmetic number, because the mean of its divisors is an integer number (5835325914).

Almost surely, 2^55111411155 is an apocalyptic number.

55111411155 is a deficient number, since it is larger than the sum of its proper divisors (38253803469).

55111411155 is a wasteful number, since it uses less digits than its factorization.

55111411155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216123206.

The product of its digits is 2500, while the sum is 30.

The spelling of 55111411155 in words is "fifty-five billion, one hundred eleven million, four hundred eleven thousand, one hundred fifty-five".