8778365768 has 16 divisors (see below), whose sum is σ = 16460930160. Its totient is φ = 4388784400.

The previous prime is 8778365767. The next prime is 8778365797. The reversal of 8778365768 is 8675638778.

It is not an unprimeable number, because it can be changed into a prime (8778365767) 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, 57383 + ... + 144393.

It is an arithmetic number, because the mean of its divisors is an integer number (1028808135).

Almost surely, 2^8778365768 is an apocalyptic number.

It is an amenable number.

8778365768 is a deficient number, since it is larger than the sum of its proper divisors (7682564392).

8778365768 is a wasteful number, since it uses less digits than its factorization.

8778365768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99628 (or 99624 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 65.

The square root of 8778365768 is about 93692.9333941466. The cubic root of 8778365768 is about 2062.8669798810.

The spelling of 8778365768 in words is "eight billion, seven hundred seventy-eight million, three hundred sixty-five thousand, seven hundred sixty-eight".