6448861084 has 24 divisors (see below), whose sum is σ = 11378703728. Its totient is φ = 3197905920.

The previous prime is 6448861007. The next prime is 6448861093. The reversal of 6448861084 is 4801688446.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

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, 242914 + ... + 268150.

Almost surely, 2^6448861084 is an apocalyptic number.

It is an amenable number.

6448861084 is a deficient number, since it is larger than the sum of its proper divisors (4929842644).

6448861084 is a wasteful number, since it uses less digits than its factorization.

6448861084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25765 (or 25763 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 49.

The square root of 6448861084 is about 80304.8011267072. The cubic root of 6448861084 is about 1861.3484156025.

The spelling of 6448861084 in words is "six billion, four hundred forty-eight million, eight hundred sixty-one thousand, eighty-four".