4491486288 has 100 divisors (see below), whose sum is σ = 13018550688. Its totient is φ = 1494987840.

The previous prime is 4491486269. The next prime is 4491486313. The reversal of 4491486288 is 8826841944.

It is a happy number.

4491486288 is a `hidden beast` number, since 4 + 4 + 9 + 1 + 4 + 8 + 628 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1064503 + ... + 1068713.

Almost surely, 2^4491486288 is an apocalyptic number.

4491486288 is a gapful number since it is divisible by the number (48) 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 4491486288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6509275344).

4491486288 is an abundant number, since it is smaller than the sum of its proper divisors (8527064400).

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

4491486288 is a wasteful number, since it uses less digits than its factorization.

4491486288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054 (or 5039 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The square root of 4491486288 is about 67018.5518196268. The cubic root of 4491486288 is about 1649.9217946405.

The spelling of 4491486288 in words is "four billion, four hundred ninety-one million, four hundred eighty-six thousand, two hundred eighty-eight".