2489632320 has 896 divisors, whose sum is σ = 10674339840. Its totient is φ = 477757440.

The previous prime is 2489632319. The next prime is 2489632349. The reversal of 2489632320 is 232369842.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 67287342 + ... + 67287378.

Almost surely, 2^2489632320 is an apocalyptic number.

2489632320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2489632320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5337169920).

2489632320 is an abundant number, since it is smaller than the sum of its proper divisors (8184707520).

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

2489632320 is a wasteful number, since it uses less digits than its factorization.

2489632320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 2489632320 is about 49896.2154877502. The cubic root of 2489632320 is about 1355.3300612503.

The spelling of 2489632320 in words is "two billion, four hundred eighty-nine million, six hundred thirty-two thousand, three hundred twenty".