544545545445 has 128 divisors (see below), whose sum is σ = 1079791534080. Its totient is φ = 258109194240.

The previous prime is 544545545441. The next prime is 544545545459.

544545545445 is a `hidden beast` number, since 5 + 4 + 4 + 5 + 45 + 54 + 544 + 5 = 666.

544545545445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544545545445 - 2² = 544545545441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544545545391 and 544545545400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544545545441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 68604517 + ... + 68612453.

It is an arithmetic number, because the mean of its divisors is an integer number (8435871360).

Almost surely, 2^544545545445 is an apocalyptic number.

544545545445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544545545445 is a deficient number, since it is larger than the sum of its proper divisors (535245988635).

544545545445 is a wasteful number, since it uses less digits than its factorization.

544545545445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8992 (or 8986 counting only the distinct ones).

The product of its digits is 64000000, while the sum is 54.

The spelling of 544545545445 in words is "five hundred forty-four billion, five hundred forty-five million, five hundred forty-five thousand, four hundred forty-five".