550055004545 has 8 divisors (see below), whose sum is σ = 660124429440. Its totient is φ = 440005054320.

The previous prime is 550055004509. The next prime is 550055004547. The reversal of 550055004545 is 545400550055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-550055004545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550055004499 and 550055004508.

It is not an unprimeable number, because it can be changed into a prime (550055004547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4806455 + ... + 4919564.

It is an arithmetic number, because the mean of its divisors is an integer number (82515553680).

Almost surely, 2^550055004545 is an apocalyptic number.

It is an amenable number.

550055004545 is a deficient number, since it is larger than the sum of its proper divisors (110069424895).

550055004545 is a wasteful number, since it uses less digits than its factorization.

550055004545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9737335.

The product of its (nonzero) digits is 250000, while the sum is 38.

The spelling of 550055004545 in words is "five hundred fifty billion, fifty-five million, four thousand, five hundred forty-five".