289038922312 has 32 divisors (see below), whose sum is σ = 619658665920. Its totient is φ = 123815914560.

The previous prime is 289038922303. The next prime is 289038922313. The reversal of 289038922312 is 213229830982.

It is a super-2 number, since 2×289038922312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (289038922313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085478 + ... + 1325269.

It is an arithmetic number, because the mean of its divisors is an integer number (19364333310).

Almost surely, 2^289038922312 is an apocalyptic number.

It is an amenable number.

289038922312 is an abundant number, since it is smaller than the sum of its proper divisors (330619743608).

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

289038922312 is a wasteful number, since it uses less digits than its factorization.

289038922312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412901 (or 2412897 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 289038922312 in words is "two hundred eighty-nine billion, thirty-eight million, nine hundred twenty-two thousand, three hundred twelve".