4474747648 has 72 divisors (see below), whose sum is σ = 10223924480. Its totient is φ = 1914762240.

The previous prime is 4474747637. The next prime is 4474747723. The reversal of 4474747648 is 8467474744.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451773 + ... + 1454851.

Almost surely, 2^4474747648 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 4474747648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5111962240).

4474747648 is an abundant number, since it is smaller than the sum of its proper divisors (5749176832).

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

4474747648 is an equidigital number, since it uses as much as digits as its factorization.

4474747648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913 (or 3899 counting only the distinct ones).

The product of its digits is 16859136, while the sum is 55.

The square root of 4474747648 is about 66893.5546073013. The cubic root of 4474747648 is about 1647.8696286725.

The spelling of 4474747648 in words is "four billion, four hundred seventy-four million, seven hundred forty-seven thousand, six hundred forty-eight".