8950666550 has 48 divisors (see below), whose sum is σ = 19091715552. Its totient is φ = 3058291200.

The previous prime is 8950666537. The next prime is 8950666573. The reversal of 8950666550 is 556660598.

It is a super-2 number, since 2×8950666550² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 58910 + ... + 146190.

It is an arithmetic number, because the mean of its divisors is an integer number (397744074).

Almost surely, 2^8950666550 is an apocalyptic number.

8950666550 is an abundant number, since it is smaller than the sum of its proper divisors (10141049002).

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

8950666550 is a wasteful number, since it uses less digits than its factorization.

8950666550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87593 (or 87588 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 50.

The square root of 8950666550 is about 94607.9624027492. The cubic root of 8950666550 is about 2076.2762014284.

The spelling of 8950666550 in words is "eight billion, nine hundred fifty million, six hundred sixty-six thousand, five hundred fifty".