6378748478736 has 60 divisors (see below), whose sum is σ = 17391366225072. Its totient is φ = 2014341619392.

The previous prime is 6378748478623. The next prime is 6378748478741.

6378748478736 is nontrivially palindromic in base 10.

It is an unprimeable number.

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, 184041666 + ... + 184076321.

Almost surely, 2^{6378748478736} is an apocalyptic number.

It is an amenable number.

6378748478736 is an abundant number, since it is smaller than the sum of its proper divisors (11012617746336).

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

6378748478736 is a wasteful number, since it uses less digits than its factorization.

6378748478736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368118036 (or 368118011 counting only the distinct ones).

The product of its digits is 6372753408, while the sum is 78.

The spelling of 6378748478736 in words is "six trillion, three hundred seventy-eight billion, seven hundred forty-eight million, four hundred seventy-eight thousand, seven hundred thirty-six".