550551545105 has 16 divisors (see below), whose sum is σ = 661386722304. Its totient is φ = 439958252160.

The previous prime is 550551545009. The next prime is 550551545177. The reversal of 550551545105 is 501545155055.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-550551545105 is a prime.

It is a super-2 number, since 2×550551545105² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19233734 + ... + 19262336.

It is an arithmetic number, because the mean of its divisors is an integer number (41336670144).

Almost surely, 2^550551545105 is an apocalyptic number.

It is an amenable number.

550551545105 is a deficient number, since it is larger than the sum of its proper divisors (110835177199).

550551545105 is a wasteful number, since it uses less digits than its factorization.

550551545105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32696.

The product of its (nonzero) digits is 312500, while the sum is 41.

The spelling of 550551545105 in words is "five hundred fifty billion, five hundred fifty-one million, five hundred forty-five thousand, one hundred five".