550550412656 has 20 divisors (see below), whose sum is σ = 1066738978800. Its totient is φ = 275262934272.

The previous prime is 550550412619. The next prime is 550550412679. The reversal of 550550412656 is 656214055055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391316 + ... + 1119923.

It is an arithmetic number, because the mean of its divisors is an integer number (53336948940).

Almost surely, 2^550550412656 is an apocalyptic number.

It is an amenable number.

550550412656 is a deficient number, since it is larger than the sum of its proper divisors (516188566144).

550550412656 is a wasteful number, since it uses less digits than its factorization.

550550412656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534016 (or 1534010 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 44.

The spelling of 550550412656 in words is "five hundred fifty billion, five hundred fifty million, four hundred twelve thousand, six hundred fifty-six".