6878740766 has 8 divisors (see below), whose sum is σ = 10326119760. Its totient is φ = 3436700848.

The previous prime is 6878740727. The next prime is 6878740769. The reversal of 6878740766 is 6670478786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6878740769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1331546 + ... + 1336701.

It is an arithmetic number, because the mean of its divisors is an integer number (1290764970).

Almost surely, 2^6878740766 is an apocalyptic number.

6878740766 is a deficient number, since it is larger than the sum of its proper divisors (3447378994).

6878740766 is a wasteful number, since it uses less digits than its factorization.

6878740766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2669538.

The product of its (nonzero) digits is 18966528, while the sum is 59.

The square root of 6878740766 is about 82938.1743589766. The cubic root of 6878740766 is about 1901.8210394928.

The spelling of 6878740766 in words is "six billion, eight hundred seventy-eight million, seven hundred forty thousand, seven hundred sixty-six".