613550056 has 16 divisors (see below), whose sum is σ = 1314750240. Its totient is φ = 262950000.

The previous prime is 613550051. The next prime is 613550057. The reversal of 613550056 is 650055316.

It is not an unprimeable number, because it can be changed into a prime (613550051) 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, 5478070 + ... + 5478181.

It is an arithmetic number, because the mean of its divisors is an integer number (82171890).

Almost surely, 2^613550056 is an apocalyptic number.

It is an amenable number.

613550056 is an abundant number, since it is smaller than the sum of its proper divisors (701200184).

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

613550056 is a wasteful number, since it uses less digits than its factorization.

613550056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10956264 (or 10956260 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 613550056 is about 24769.9425917784. The cubic root of 613550056 is about 849.7346604317.

The spelling of 613550056 in words is "six hundred thirteen million, five hundred fifty thousand, fifty-six".