6311948168 has 8 divisors (see below), whose sum is σ = 11834902830. Its totient is φ = 3155974080.

The previous prime is 6311948147. The next prime is 6311948233. The reversal of 6311948168 is 8618491136.

It can be written as a sum of positive squares in only one way, i.e., 3164962564 + 3146985604 = 56258^2 + 56098^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394496753 + ... + 394496768.

Almost surely, 2^6311948168 is an apocalyptic number.

It is an amenable number.

6311948168 is a deficient number, since it is larger than the sum of its proper divisors (5522954662).

6311948168 is a wasteful number, since it uses less digits than its factorization.

6311948168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788993527 (or 788993523 counting only the distinct ones).

The product of its digits is 248832, while the sum is 47.

The square root of 6311948168 is about 79447.7700631050. The cubic root of 6311948168 is about 1848.0815923509.

The spelling of 6311948168 in words is "six billion, three hundred eleven million, nine hundred forty-eight thousand, one hundred sixty-eight".