6807863446 has 4 divisors (see below), whose sum is σ = 10211795172. Its totient is φ = 3403931722.

The previous prime is 6807863443. The next prime is 6807863453. The reversal of 6807863446 is 6443687086.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 6807863393 and 6807863402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6807863443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701965860 + ... + 1701965863.

It is an arithmetic number, because the mean of its divisors is an integer number (2552948793).

Almost surely, 2^6807863446 is an apocalyptic number.

6807863446 is a deficient number, since it is larger than the sum of its proper divisors (3403931726).

6807863446 is a wasteful number, since it uses less digits than its factorization.

6807863446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403931725.

The product of its (nonzero) digits is 4644864, while the sum is 52.

The square root of 6807863446 is about 82509.7778811699. Note that the first 3 decimals coincide. The cubic root of 6807863446 is about 1895.2664668463.

The spelling of 6807863446 in words is "six billion, eight hundred seven million, eight hundred sixty-three thousand, four hundred forty-six".