289295383623928 has 96 divisors (see below), whose sum is σ = 625093870377600. Its totient is φ = 124136700724800.

The previous prime is 289295383623919. The next prime is 289295383624007. The reversal of 289295383623928 is 829326383592982.

It is a super-2 number, since 2×289295383623928² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132828613 + ... + 134989003.

It is an arithmetic number, because the mean of its divisors is an integer number (6511394483100).

Almost surely, 2^{289295383623928} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 289295383623928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312546935188800).

289295383623928 is an abundant number, since it is smaller than the sum of its proper divisors (335798486753672).

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

289295383623928 is a wasteful number, since it uses less digits than its factorization.

289295383623928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160993 (or 2160706 counting only the distinct ones).

The product of its digits is 4837294080, while the sum is 79.

The spelling of 289295383623928 in words is "two hundred eighty-nine trillion, two hundred ninety-five billion, three hundred eighty-three million, six hundred twenty-three thousand, nine hundred twenty-eight".