4149522648 has 128 divisors (see below), whose sum is σ = 11809156800. Its totient is φ = 1349664768.

The previous prime is 4149522599. The next prime is 4149522653. The reversal of 4149522648 is 8462259414.

It is a happy number.

4149522648 is a `hidden beast` number, since 41 + 49 + 522 + 6 + 48 = 666.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1528140 + ... + 1530852.

Almost surely, 2^4149522648 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 4149522648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5904578400).

4149522648 is an abundant number, since it is smaller than the sum of its proper divisors (7659634152).

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

4149522648 is a wasteful number, since it uses less digits than its factorization.

4149522648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898 (or 2888 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 4149522648 is about 64416.7885570214. The cubic root of 4149522648 is about 1606.9389580764.

The spelling of 4149522648 in words is "four billion, one hundred forty-nine million, five hundred twenty-two thousand, six hundred forty-eight".