55110103566405 has 32 divisors (see below), whose sum is σ = 88498149799680. Its totient is φ = 29284746570240.

The previous prime is 55110103566379. The next prime is 55110103566433. The reversal of 55110103566405 is 50466530101155.

It is not a de Polignac number, because 55110103566405 - 2⁵ = 55110103566373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45356551 + ... + 46555739.

It is an arithmetic number, because the mean of its divisors is an integer number (2765567181240).

Almost surely, 2^{55110103566405} is an apocalyptic number.

It is an amenable number.

55110103566405 is a deficient number, since it is larger than the sum of its proper divisors (33388046233275).

55110103566405 is a wasteful number, since it uses less digits than its factorization.

55110103566405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210381.

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 55110103566405 in words is "fifty-five trillion, one hundred ten billion, one hundred three million, five hundred sixty-six thousand, four hundred five".