6478066364 has 36 divisors (see below), whose sum is σ = 14386359960. Its totient is φ = 2523921120.

The previous prime is 6478066363. The next prime is 6478066367. The reversal of 6478066364 is 4636608746.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6478066363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1500179 + ... + 1504490.

It is an arithmetic number, because the mean of its divisors is an integer number (399621110).

Almost surely, 2^6478066364 is an apocalyptic number.

It is an amenable number.

6478066364 is an abundant number, since it is smaller than the sum of its proper divisors (7908293596).

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

6478066364 is a wasteful number, since it uses less digits than its factorization.

6478066364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004698 (or 3004689 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 50.

The square root of 6478066364 is about 80486.4359007156. The cubic root of 6478066364 is about 1864.1540451046.

The spelling of 6478066364 in words is "six billion, four hundred seventy-eight million, sixty-six thousand, three hundred sixty-four".