6448801662 has 64 divisors (see below), whose sum is σ = 14770483200. Its totient is φ = 2084473440.

The previous prime is 6448801661. The next prime is 6448801673. The reversal of 6448801662 is 2661088446.

6448801662 is a `hidden beast` number, since 6 + 4 + 488 + 0 + 166 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448801661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264987 + ... + 288297.

It is an arithmetic number, because the mean of its divisors is an integer number (230788800).

Almost surely, 2^6448801662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6448801662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7385241600).

6448801662 is an abundant number, since it is smaller than the sum of its proper divisors (8321681538).

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

6448801662 is a wasteful number, since it uses less digits than its factorization.

6448801662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23478 (or 23472 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The square root of 6448801662 is about 80304.4311479759. The cubic root of 6448801662 is about 1861.3426985524.

The spelling of 6448801662 in words is "six billion, four hundred forty-eight million, eight hundred one thousand, six hundred sixty-two".