550263470664 has 32 divisors (see below), whose sum is σ = 1375726209120. Its totient is φ = 183412152576.

The previous prime is 550263470621. The next prime is 550263470723. The reversal of 550263470664 is 466074362055.

It is an unprimeable number.

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, 54322 + ... + 1050465.

It is an arithmetic number, because the mean of its divisors is an integer number (42991444035).

Almost surely, 2^550263470664 is an apocalyptic number.

It is an amenable number.

550263470664 is an abundant number, since it is smaller than the sum of its proper divisors (825462738456).

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

550263470664 is a wasteful number, since it uses less digits than its factorization.

550263470664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125549 (or 1125545 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 550263470664 in words is "five hundred fifty billion, two hundred sixty-three million, four hundred seventy thousand, six hundred sixty-four".