54027217123 has 16 divisors (see below), whose sum is σ = 62458270560. Its totient is φ = 46265363200.

The previous prime is 54027217121. The next prime is 54027217129. The reversal of 54027217123 is 32171272045.

It is a cyclic number.

It is not a de Polignac number, because 54027217123 - 2¹ = 54027217121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54027217121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2052340 + ... + 2078497.

It is an arithmetic number, because the mean of its divisors is an integer number (3903641910).

Almost surely, 2^54027217123 is an apocalyptic number.

54027217123 is a deficient number, since it is larger than the sum of its proper divisors (8431053437).

54027217123 is a wasteful number, since it uses less digits than its factorization.

54027217123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130918.

The product of its (nonzero) digits is 23520, while the sum is 34.

Adding to 54027217123 its reverse (32171272045), we get a palindrome (86198489168).

The spelling of 54027217123 in words is "fifty-four billion, twenty-seven million, two hundred seventeen thousand, one hundred twenty-three".