4649448888 has 144 divisors (see below), whose sum is σ = 14674378680. Its totient is φ = 1326036096.

The previous prime is 4649448887. The next prime is 4649448889. The reversal of 4649448888 is 8888449464.

4649448888 is a `hidden beast` number, since 4 + 64 + 94 + 488 + 8 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (4649448887) and next prime (4649448889).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4649448887) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3199170 + ... + 3200622.

Almost surely, 2^4649448888 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 4649448888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7337189340).

4649448888 is an abundant number, since it is smaller than the sum of its proper divisors (10024929792).

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

4649448888 is a wasteful number, since it uses less digits than its factorization.

4649448888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386 (or 2372 counting only the distinct ones).

The product of its digits is 56623104, while the sum is 63.

The square root of 4649448888 is about 68186.8674159475. The cubic root of 4649448888 is about 1669.0415919018.

The spelling of 4649448888 in words is "four billion, six hundred forty-nine million, four hundred forty-eight thousand, eight hundred eighty-eight".