54550545217 has 48 divisors (see below), whose sum is σ = 69675282432. Its totient is φ = 42392125440.

The previous prime is 54550545211. The next prime is 54550545229. The reversal of 54550545217 is 71254505545.

54550545217 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 54550545217 - 2¹⁹ = 54550020929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54550545211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5753793 + ... + 5763265.

It is an arithmetic number, because the mean of its divisors is an integer number (1451568384).

Almost surely, 2^54550545217 is an apocalyptic number.

It is an amenable number.

54550545217 is a deficient number, since it is larger than the sum of its proper divisors (15124737215).

54550545217 is a wasteful number, since it uses less digits than its factorization.

54550545217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9758 (or 9751 counting only the distinct ones).

The product of its (nonzero) digits is 700000, while the sum is 43.

The spelling of 54550545217 in words is "fifty-four billion, five hundred fifty million, five hundred forty-five thousand, two hundred seventeen".