54504433440545 has 24 divisors (see below), whose sum is σ = 71892277793448. Its totient is φ = 39639323496960.

The previous prime is 54504433440511. The next prime is 54504433440557.

54504433440545 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 2479487980321 + 52024945460224 = 1574639^2 + 7212832^2 .

It is not a de Polignac number, because 54504433440545 - 2¹² = 54504433436449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54504433440493 and 54504433440502.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172601819 + ... + 172917311.

It is an arithmetic number, because the mean of its divisors is an integer number (2995511574727).

Almost surely, 2^{54504433440545} is an apocalyptic number.

54504433440545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54504433440545 is a deficient number, since it is larger than the sum of its proper divisors (17387844352903).

54504433440545 is a wasteful number, since it uses less digits than its factorization.

54504433440545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601073 (or 601062 counting only the distinct ones).

The product of its (nonzero) digits is 23040000, while the sum is 50.

It can be divided in two parts, 5450443 and 3440545, that added together give a palindrome (8890988).

The spelling of 54504433440545 in words is "fifty-four trillion, five hundred four billion, four hundred thirty-three million, four hundred forty thousand, five hundred forty-five".