54216466563 has 32 divisors (see below), whose sum is σ = 84652001280. Its totient is φ = 30217559040.

The previous prime is 54216466553. The next prime is 54216466597. The reversal of 54216466563 is 36566461245.

It is not a de Polignac number, because 54216466563 - 2⁸ = 54216466307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54216466523) 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 31 ways as a sum of consecutive naturals, for example, 6235323 + ... + 6244011.

It is an arithmetic number, because the mean of its divisors is an integer number (2645375040).

Almost surely, 2^54216466563 is an apocalyptic number.

54216466563 is a deficient number, since it is larger than the sum of its proper divisors (30435534717).

54216466563 is a wasteful number, since it uses less digits than its factorization.

54216466563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15987.

The product of its digits is 3110400, while the sum is 48.

The spelling of 54216466563 in words is "fifty-four billion, two hundred sixteen million, four hundred sixty-six thousand, five hundred sixty-three".