2311085968 has 10 divisors (see below), whose sum is σ = 4477729094. Its totient is φ = 1155542976.

The previous prime is 2311085963. The next prime is 2311085969. The reversal of 2311085968 is 8695801132.

It can be written as a sum of positive squares in only one way, i.e., 1316818944 + 994267024 = 36288^2 + 31532^2 .

It is a super-2 number, since 2×2311085968² = 10682236702972994048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2311085963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72221421 + ... + 72221452.

Almost surely, 2^2311085968 is an apocalyptic number.

It is an amenable number.

2311085968 is a deficient number, since it is larger than the sum of its proper divisors (2166643126).

2311085968 is a wasteful number, since it uses less digits than its factorization.

2311085968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144442881 (or 144442875 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 2311085968 is about 48073.7555013128. The cubic root of 2311085968 is about 1322.1235271901.

The spelling of 2311085968 in words is "two billion, three hundred eleven million, eighty-five thousand, nine hundred sixty-eight".