6773527845 has 24 divisors (see below), whose sum is σ = 13418036736. Its totient is φ = 3096469728.

The previous prime is 6773527841. The next prime is 6773527903. The reversal of 6773527845 is 5487253776.

It is a happy number.

6773527845 is a `hidden beast` number, since 6 + 7 + 73 + 527 + 8 + 45 = 666.

It is not a de Polignac number, because 6773527845 - 2² = 6773527841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6773527791 and 6773527800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6773527841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10751317 + ... + 10751946.

It is an arithmetic number, because the mean of its divisors is an integer number (559084864).

Almost surely, 2^6773527845 is an apocalyptic number.

It is an amenable number.

6773527845 is a deficient number, since it is larger than the sum of its proper divisors (6644508891).

6773527845 is a wasteful number, since it uses less digits than its factorization.

6773527845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21503281 (or 21503278 counting only the distinct ones).

The product of its digits is 9878400, while the sum is 54.

The square root of 6773527845 is about 82301.4449751643. Note that the first 3 decimals coincide. The cubic root of 6773527845 is about 1892.0748231512.

The spelling of 6773527845 in words is "six billion, seven hundred seventy-three million, five hundred twenty-seven thousand, eight hundred forty-five".