5555549512 has 8 divisors (see below), whose sum is σ = 10416655350. Its totient is φ = 2777774752.

The previous prime is 5555549509. The next prime is 5555549521. The reversal of 5555549512 is 2159455555.

It can be written as a sum of positive squares in only one way, i.e., 4310447716 + 1245101796 = 65654^2 + 35286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347221837 + ... + 347221852.

Almost surely, 2^5555549512 is an apocalyptic number.

It is an amenable number.

5555549512 is a deficient number, since it is larger than the sum of its proper divisors (4861105838).

5555549512 is a wasteful number, since it uses less digits than its factorization.

5555549512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694443695 (or 694443691 counting only the distinct ones).

The product of its digits is 1125000, while the sum is 46.

The square root of 5555549512 is about 74535.5587085788. The cubic root of 5555549512 is about 1771.0969730805.

The spelling of 5555549512 in words is "five billion, five hundred fifty-five million, five hundred forty-nine thousand, five hundred twelve".