950566661 has 8 divisors (see below), whose sum is σ = 1040256864. Its totient is φ = 861422320.

The previous prime is 950566649. The next prime is 950566663. The reversal of 950566661 is 166665059.

950566661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 950566661 - 2¹⁸ = 950304517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (950566663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132815 + ... + 139788.

It is an arithmetic number, because the mean of its divisors is an integer number (130032108).

Almost surely, 2^950566661 is an apocalyptic number.

It is an amenable number.

950566661 is a deficient number, since it is larger than the sum of its proper divisors (89690203).

950566661 is a wasteful number, since it uses less digits than its factorization.

950566661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272931.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 950566661 is about 30831.2610997345. The cubic root of 950566661 is about 983.2429914385.

The spelling of 950566661 in words is "nine hundred fifty million, five hundred sixty-six thousand, six hundred sixty-one".