5678566964 has 12 divisors (see below), whose sum is σ = 11357133984. Its totient is φ = 2433671544.

The previous prime is 5678566951. The next prime is 5678566987. The reversal of 5678566964 is 4696658765.

It is a happy number.

5678566964 is an admirable number.

It is a super-2 number, since 2×5678566964² = 64492245529264354592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5678566897 and 5678566906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101402954 + ... + 101403009.

It is an arithmetic number, because the mean of its divisors is an integer number (946427832).

Almost surely, 2^5678566964 is an apocalyptic number.

It is an amenable number.

5678566964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5678566964 is a wasteful number, since it uses less digits than its factorization.

5678566964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202805974 (or 202805972 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 62.

The square root of 5678566964 is about 75356.2669192152. The cubic root of 5678566964 is about 1784.0742179403.

The spelling of 5678566964 in words is "five billion, six hundred seventy-eight million, five hundred sixty-six thousand, nine hundred sixty-four".