6819622676 has 12 divisors (see below), whose sum is σ = 11935068180. Its totient is φ = 3409603200.

The previous prime is 6819622661. The next prime is 6819622679. The reversal of 6819622676 is 6762269186.

It can be written as a sum of positive squares in 2 ways, for example, as 1732224400 + 5087398276 = 41620^2 + 71326^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6819622679) 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, 39626 + ... + 123326.

It is an arithmetic number, because the mean of its divisors is an integer number (994589015).

Almost surely, 2^6819622676 is an apocalyptic number.

It is an amenable number.

6819622676 is a deficient number, since it is larger than the sum of its proper divisors (5115445504).

6819622676 is a wasteful number, since it uses less digits than its factorization.

6819622676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104074 (or 104072 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 6819622676 is about 82581.0067509473. The cubic root of 6819622676 is about 1896.3570711024.

The spelling of 6819622676 in words is "six billion, eight hundred nineteen million, six hundred twenty-two thousand, six hundred seventy-six".