6889385063 has 16 divisors (see below), whose sum is σ = 7863264000. Its totient is φ = 5974879680.

The previous prime is 6889385059. The next prime is 6889385077. The reversal of 6889385063 is 3605839886.

6889385063 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6889385063 - 2² = 6889385059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6889385663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59963 + ... + 131811.

It is an arithmetic number, because the mean of its divisors is an integer number (491454000).

Almost surely, 2^6889385063 is an apocalyptic number.

6889385063 is a deficient number, since it is larger than the sum of its proper divisors (973878937).

6889385063 is a wasteful number, since it uses less digits than its factorization.

6889385063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72262.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The square root of 6889385063 is about 83002.3196242129. The cubic root of 6889385063 is about 1902.8015055349.

The spelling of 6889385063 in words is "six billion, eight hundred eighty-nine million, three hundred eighty-five thousand, sixty-three".