8448401648 has 20 divisors (see below), whose sum is σ = 16518953880. Its totient is φ = 4185445824.

The previous prime is 8448401627. The next prime is 8448401677. The reversal of 8448401648 is 8461048448.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2420390 + ... + 2423877.

It is an arithmetic number, because the mean of its divisors is an integer number (825947694).

Almost surely, 2^8448401648 is an apocalyptic number.

It is an amenable number.

8448401648 is a deficient number, since it is larger than the sum of its proper divisors (8070552232).

8448401648 is a wasteful number, since it uses less digits than its factorization.

8448401648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4844384 (or 4844378 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 47.

The square root of 8448401648 is about 91915.1872543379. The cubic root of 8448401648 is about 2036.6896239996.

The spelling of 8448401648 in words is "eight billion, four hundred forty-eight million, four hundred one thousand, six hundred forty-eight".