6484678794 has 96 divisors (see below), whose sum is σ = 15610795200. Its totient is φ = 1929070080.

The previous prime is 6484678757. The next prime is 6484678807. The reversal of 6484678794 is 4978764846.

6484678794 is a `hidden beast` number, since 6 + 4 + 8 + 467 + 87 + 94 = 666.

It is a super-2 number, since 2×6484678794² = 84102118122706588872, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2437437 + ... + 2440095.

It is an arithmetic number, because the mean of its divisors is an integer number (162612450).

Almost surely, 2^6484678794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6484678794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7805397600).

6484678794 is an abundant number, since it is smaller than the sum of its proper divisors (9126116406).

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

6484678794 is a wasteful number, since it uses less digits than its factorization.

6484678794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900 (or 2897 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The square root of 6484678794 is about 80527.5033389214. The cubic root of 6484678794 is about 1864.7881024364.

The spelling of 6484678794 in words is "six billion, four hundred eighty-four million, six hundred seventy-eight thousand, seven hundred ninety-four".