613456068 has 12 divisors (see below), whose sum is σ = 1431397520. Its totient is φ = 204485352.

The previous prime is 613456061. The next prime is 613456121. The reversal of 613456068 is 860654316.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (613456061) 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, 25560658 + ... + 25560681.

Almost surely, 2^613456068 is an apocalyptic number.

It is an amenable number.

613456068 is an abundant number, since it is smaller than the sum of its proper divisors (817941452).

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

613456068 is a wasteful number, since it uses less digits than its factorization.

613456068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51121346 (or 51121344 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 613456068 is about 24768.0453003462. The cubic root of 613456068 is about 849.6912687318.

The spelling of 613456068 in words is "six hundred thirteen million, four hundred fifty-six thousand, sixty-eight".