7768949163 has 16 divisors (see below), whose sum is σ = 10643377440. Its totient is φ = 5037037056.

The previous prime is 7768949161. The next prime is 7768949179. The reversal of 7768949163 is 3619498677.

It is not a de Polignac number, because 7768949163 - 2¹ = 7768949161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7768949097 and 7768949106.

It is not an unprimeable number, because it can be changed into a prime (7768949161) 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, 250531 + ... + 279827.

It is an arithmetic number, because the mean of its divisors is an integer number (665211090).

Almost surely, 2^7768949163 is an apocalyptic number.

7768949163 is a deficient number, since it is larger than the sum of its proper divisors (2874428277).

7768949163 is a wasteful number, since it uses less digits than its factorization.

7768949163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31726.

The product of its digits is 13716864, while the sum is 60.

The square root of 7768949163 is about 88141.6426157353. The cubic root of 7768949163 is about 1980.5573680842.

The spelling of 7768949163 in words is "seven billion, seven hundred sixty-eight million, nine hundred forty-nine thousand, one hundred sixty-three".