54166223441 has 32 divisors (see below), whose sum is σ = 61005885696. Its totient is φ = 47666304000.

The previous prime is 54166223401. The next prime is 54166223459. The reversal of 54166223441 is 14432266145.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54166223441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54166223395 and 54166223404.

It is not an unprimeable number, because it can be changed into a prime (54166223401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35103716 + ... + 35105258.

It is an arithmetic number, because the mean of its divisors is an integer number (1906433928).

Almost surely, 2^54166223441 is an apocalyptic number.

It is an amenable number.

54166223441 is a deficient number, since it is larger than the sum of its proper divisors (6839662255).

54166223441 is a wasteful number, since it uses less digits than its factorization.

54166223441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153.

The product of its digits is 138240, while the sum is 38.

Adding to 54166223441 its reverse (14432266145), we get a palindrome (68598489586).

The spelling of 54166223441 in words is "fifty-four billion, one hundred sixty-six million, two hundred twenty-three thousand, four hundred forty-one".