6378763466 has 24 divisors (see below), whose sum is σ = 10020253824. Its totient is φ = 3045219320.

The previous prime is 6378763451. The next prime is 6378763471. The reversal of 6378763466 is 6643678736.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 615911 + ... + 626181.

It is an arithmetic number, because the mean of its divisors is an integer number (417510576).

Almost surely, 2^6378763466 is an apocalyptic number.

6378763466 is a deficient number, since it is larger than the sum of its proper divisors (3641490358).

6378763466 is a wasteful number, since it uses less digits than its factorization.

6378763466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10906 (or 10883 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 56.

The square root of 6378763466 is about 79867.1613743721. The cubic root of 6378763466 is about 1854.5796899624.

The spelling of 6378763466 in words is "six billion, three hundred seventy-eight million, seven hundred sixty-three thousand, four hundred sixty-six".