2449490688 has 108 divisors (see below), whose sum is σ = 7148133720. Its totient is φ = 806596608.

The previous prime is 2449490647. The next prime is 2449490707. The reversal of 2449490688 is 8860949442.

2449490688 is a `hidden beast` number, since 2 + 4 + 494 + 90 + 68 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184828 + ... + 197636.

Almost surely, 2^2449490688 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 2449490688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3574066860).

2449490688 is an abundant number, since it is smaller than the sum of its proper divisors (4698643032).

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

2449490688 is a wasteful number, since it uses less digits than its factorization.

2449490688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12914 (or 12897 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The square root of 2449490688 is about 49492.3295875230. The cubic root of 2449490688 is about 1348.0063279882.

The spelling of 2449490688 in words is "two billion, four hundred forty-nine million, four hundred ninety thousand, six hundred eighty-eight".