613601636063 has 16 divisors (see below), whose sum is σ = 664268793216. Its totient is φ = 563436609120.

The previous prime is 613601636057. The next prime is 613601636143. The reversal of 613601636063 is 360636106316.

It is a cyclic number.

It is not a de Polignac number, because 613601636063 - 2¹⁴ = 613601619679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 613601636063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613601636033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2017508 + ... + 2301638.

It is an arithmetic number, because the mean of its divisors is an integer number (41516799576).

Almost surely, 2^613601636063 is an apocalyptic number.

613601636063 is a deficient number, since it is larger than the sum of its proper divisors (50667157153).

613601636063 is a wasteful number, since it uses less digits than its factorization.

613601636063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285014.

The product of its (nonzero) digits is 209952, while the sum is 41.

The spelling of 613601636063 in words is "six hundred thirteen billion, six hundred one million, six hundred thirty-six thousand, sixty-three".