55844422444855 has 16 divisors (see below), whose sum is σ = 73326288083328. Its totient is φ = 40491424116000.

The previous prime is 55844422444843. The next prime is 55844422444903.

55844422444855 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55844422444855 - 2¹¹ = 55844422442807 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1533747861 + ... + 1533784270.

It is an arithmetic number, because the mean of its divisors is an integer number (4582893005208).

Almost surely, 2^{55844422444855} is an apocalyptic number.

55844422444855 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55844422444855 is a deficient number, since it is larger than the sum of its proper divisors (17481865638473).

55844422444855 is a wasteful number, since it uses less digits than its factorization.

55844422444855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067532478.

The product of its digits is 655360000, while the sum is 64.

The spelling of 55844422444855 in words is "fifty-five trillion, eight hundred forty-four billion, four hundred twenty-two million, four hundred forty-four thousand, eight hundred fifty-five".