6776734745 has 16 divisors (see below), whose sum is σ = 8872970688. Its totient is φ = 4927640640.

The previous prime is 6776734717. The next prime is 6776734747. The reversal of 6776734745 is 5474376776.

It is not a de Polignac number, because 6776734745 - 2¹⁶ = 6776669209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6776734747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538667 + ... + 551103.

It is an arithmetic number, because the mean of its divisors is an integer number (554560668).

Almost surely, 2^6776734745 is an apocalyptic number.

It is an amenable number.

6776734745 is a deficient number, since it is larger than the sum of its proper divisors (2096235943).

6776734745 is a wasteful number, since it uses less digits than its factorization.

6776734745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22360.

The product of its digits is 20744640, while the sum is 56.

The square root of 6776734745 is about 82320.9253167140. The cubic root of 6776734745 is about 1892.3733744904.

The spelling of 6776734745 in words is "six billion, seven hundred seventy-six million, seven hundred thirty-four thousand, seven hundred forty-five".