55442544524455 has 16 divisors (see below), whose sum is σ = 72609711818400. Its totient is φ = 40304972338560.

The previous prime is 55442544524447. The next prime is 55442544524459.

55442544524455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55442544524455 - 2³ = 55442544524447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55442544524455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55442544524459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210845220 + ... + 211108009.

It is an arithmetic number, because the mean of its divisors is an integer number (4538106988650).

Almost surely, 2^{55442544524455} is an apocalyptic number.

55442544524455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55442544524455 is a deficient number, since it is larger than the sum of its proper divisors (17167167293945).

55442544524455 is a wasteful number, since it uses less digits than its factorization.

55442544524455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421955634.

The product of its digits is 256000000, while the sum is 58.

The spelling of 55442544524455 in words is "fifty-five trillion, four hundred forty-two billion, five hundred forty-four million, five hundred twenty-four thousand, four hundred fifty-five".