6820466694 has 8 divisors (see below), whose sum is σ = 13640933400. Its totient is φ = 2273488896.

The previous prime is 6820466693. The next prime is 6820466771. The reversal of 6820466694 is 4966640286.

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

6820466694 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6820466693) 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, 568372219 + ... + 568372230.

It is an arithmetic number, because the mean of its divisors is an integer number (1705116675).

Almost surely, 2^6820466694 is an apocalyptic number.

6820466694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6820466694 is a wasteful number, since it uses less digits than its factorization.

6820466694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136744454.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The square root of 6820466694 is about 82586.1168357007. The cubic root of 6820466694 is about 1896.4353009181.

The spelling of 6820466694 in words is "six billion, eight hundred twenty million, four hundred sixty-six thousand, six hundred ninety-four".