2684505480 has 128 divisors (see below), whose sum is σ = 8322462720. Its totient is φ = 692294400.

The previous prime is 2684505457. The next prime is 2684505521. The reversal of 2684505480 is 845054862.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 528955 + ... + 534005.

It is an arithmetic number, because the mean of its divisors is an integer number (65019240).

Almost surely, 2^2684505480 is an apocalyptic number.

2684505480 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 2684505480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4161231360).

2684505480 is an abundant number, since it is smaller than the sum of its proper divisors (5637957240).

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

2684505480 is a wasteful number, since it uses less digits than its factorization.

2684505480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211 (or 5207 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The square root of 2684505480 is about 51812.2136180264. The cubic root of 2684505480 is about 1389.8078646839.

The spelling of 2684505480 in words is "two billion, six hundred eighty-four million, five hundred five thousand, four hundred eighty".