6806684628 has 72 divisors (see below), whose sum is σ = 17371536000. Its totient is φ = 2247146496.

The previous prime is 6806684597. The next prime is 6806684641. The reversal of 6806684628 is 8264866086.

It is a happy number.

6806684628 is a `hidden beast` number, since 6 + 8 + 0 + 6 + 6 + 8 + 4 + 628 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1658523 + ... + 1662621.

Almost surely, 2^6806684628 is an apocalyptic number.

It is an amenable number.

6806684628 is an abundant number, since it is smaller than the sum of its proper divisors (10564851372).

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

6806684628 is a wasteful number, since it uses less digits than its factorization.

6806684628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541 (or 4536 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 54.

The square root of 6806684628 is about 82502.6340670406. The cubic root of 6806684628 is about 1895.1570686869.

The spelling of 6806684628 in words is "six billion, eight hundred six million, six hundred eighty-four thousand, six hundred twenty-eight".