550006656066 has 72 divisors (see below), whose sum is σ = 1415735867520. Its totient is φ = 153801241776.

The previous prime is 550006656047. The next prime is 550006656149. The reversal of 550006656066 is 660656600055.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6592486 + ... + 6675393.

It is an arithmetic number, because the mean of its divisors is an integer number (19662998160).

Almost surely, 2^550006656066 is an apocalyptic number.

550006656066 is an abundant number, since it is smaller than the sum of its proper divisors (865729211454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550006656066 is a wasteful number, since it uses less digits than its factorization.

550006656066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13267948 (or 13267938 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 550006656066 in words is "five hundred fifty billion, six million, six hundred fifty-six thousand, sixty-six".