55444344344455 has 24 divisors (see below), whose sum is σ = 73689804608112. Its totient is φ = 40015349088000.

The previous prime is 55444344344453. The next prime is 55444344344461.

55444344344455 is nontrivially palindromic in base 10.

55444344344455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55444344344455 - 2¹ = 55444344344453 is a prime.

It is a super-5 number, since 5×55444344344455⁵ (a number of 70 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55444344344455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55444344344453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349705266 + ... + 349863775.

It is an arithmetic number, because the mean of its divisors is an integer number (3070408525338).

Almost surely, 2^{55444344344455} is an apocalyptic number.

55444344344455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55444344344455 is a deficient number, since it is larger than the sum of its proper divisors (18245460263657).

55444344344455 is a wasteful number, since it uses less digits than its factorization.

55444344344455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699569199 (or 699569188 counting only the distinct ones).

The product of its digits is 368640000, while the sum is 58.

It can be divided in two parts, 5544434 and 4344455, that added together give a palindrome (9888889).

The spelling of 55444344344455 in words is "fifty-five trillion, four hundred forty-four billion, three hundred forty-four million, three hundred forty-four thousand, four hundred fifty-five".