289850894644008 has 32 divisors (see below), whose sum is σ = 724641589546560. Its totient is φ = 96615051156480.

The previous prime is 289850894643997. The next prime is 289850894644013. The reversal of 289850894644008 is 800446498058982.

It is a super-2 number, since 2×289850894644008² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118370628 + ... + 120794483.

It is an arithmetic number, because the mean of its divisors is an integer number (22645049673330).

Almost surely, 2^{289850894644008} is an apocalyptic number.

It is an amenable number.

289850894644008 is an abundant number, since it is smaller than the sum of its proper divisors (434790694902552).

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

289850894644008 is a wasteful number, since it uses less digits than its factorization.

289850894644008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239215617 (or 239215613 counting only the distinct ones).

The product of its (nonzero) digits is 1274019840, while the sum is 75.

The spelling of 289850894644008 in words is "two hundred eighty-nine trillion, eight hundred fifty billion, eight hundred ninety-four million, six hundred forty-four thousand, eight".