6448741716 has 192 divisors, whose sum is σ = 17028506880. Its totient is φ = 1889771520.

The previous prime is 6448741709. The next prime is 6448741753. The reversal of 6448741716 is 6171478446.

Its product of digits (903168) is a multiple of the sum of its prime divisors (392).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41074710 + ... + 41074866.

It is an arithmetic number, because the mean of its divisors is an integer number (88690140).

Almost surely, 2^6448741716 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 6448741716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8514253440).

6448741716 is an abundant number, since it is smaller than the sum of its proper divisors (10579765164).

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

6448741716 is a wasteful number, since it uses less digits than its factorization.

6448741716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 392 counting only the distinct ones).

The product of its digits is 903168, while the sum is 48.

The square root of 6448741716 is about 80304.0579049403. The cubic root of 6448741716 is about 1861.3369310522.

The spelling of 6448741716 in words is "six billion, four hundred forty-eight million, seven hundred forty-one thousand, seven hundred sixteen".