289213357249488 has 160 divisors (see below), whose sum is σ = 891016914124800. Its totient is φ = 79037527523328.

The previous prime is 289213357249381. The next prime is 289213357249489. The reversal of 289213357249488 is 884942753312982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289213357249489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295021648 + ... + 296000336.

It is an arithmetic number, because the mean of its divisors is an integer number (5568855713280).

Almost surely, 2^{289213357249488} is an apocalyptic number.

289213357249488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

289213357249488 is an abundant number, since it is smaller than the sum of its proper divisors (601803556875312).

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

289213357249488 is a wasteful number, since it uses less digits than its factorization.

289213357249488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016969 (or 1016963 counting only the distinct ones).

The product of its digits is 1672151040, while the sum is 75.

The spelling of 289213357249488 in words is "two hundred eighty-nine trillion, two hundred thirteen billion, three hundred fifty-seven million, two hundred forty-nine thousand, four hundred eighty-eight".