2389589680 has 40 divisors (see below), whose sum is σ = 5649973200. Its totient is φ = 939633408.

The previous prime is 2389589659. The next prime is 2389589681. The reversal of 2389589680 is 869859832.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2389589681) 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, 248415 + ... + 257854.

It is an arithmetic number, because the mean of its divisors is an integer number (141249330).

Almost surely, 2^2389589680 is an apocalyptic number.

2389589680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2389589680 is an abundant number, since it is smaller than the sum of its proper divisors (3260383520).

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

2389589680 is a wasteful number, since it uses less digits than its factorization.

2389589680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506341 (or 506335 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 58.

The square root of 2389589680 is about 48883.4295032581. The cubic root of 2389589680 is about 1336.9272579644.

The spelling of 2389589680 in words is "two billion, three hundred eighty-nine million, five hundred eighty-nine thousand, six hundred eighty".