54543444434545 has 16 divisors (see below), whose sum is σ = 71406255873600. Its totient is φ = 39665777025600.

The previous prime is 54543444434519. The next prime is 54543444434581.

54543444434545 is nontrivially palindromic in base 10.

54543444434545 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 54543444434545 - 2¹⁹ = 54543443910257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54543444434545.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26272995 + ... + 28272904.

It is an arithmetic number, because the mean of its divisors is an integer number (4462890992100).

Almost surely, 2^{54543444434545} is an apocalyptic number.

54543444434545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54543444434545 is a deficient number, since it is larger than the sum of its proper divisors (16862811439055).

54543444434545 is a wasteful number, since it uses less digits than its factorization.

54543444434545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54564096.

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

It can be divided in two parts, 5454344 and 4434545, that added together give a palindrome (9888889).

The spelling of 54543444434545 in words is "fifty-four trillion, five hundred forty-three billion, four hundred forty-four million, four hundred thirty-four thousand, five hundred forty-five".