618853688073063 has 32 divisors (see below), whose sum is σ = 948518339788800. Its totient is φ = 398307504924000.

The previous prime is 618853688073029. The next prime is 618853688073143. The reversal of 618853688073063 is 360370886358816.

618853688073063 is a `hidden beast` number, since 6 + 1 + 8 + 8 + 536 + 8 + 80 + 7 + 3 + 0 + 6 + 3 = 666.

It is not a de Polignac number, because 618853688073063 - 2²⁰ = 618853687024487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 618853688072982 and 618853688073000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (618853688073563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25926823 + ... + 43702488.

It is an arithmetic number, because the mean of its divisors is an integer number (29641198118400).

Almost surely, 2^{618853688073063} is an apocalyptic number.

618853688073063 is a deficient number, since it is larger than the sum of its proper divisors (329664651715737).

618853688073063 is a wasteful number, since it uses less digits than its factorization.

618853688073063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69640700 (or 69640694 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 72.

The spelling of 618853688073063 in words is "six hundred eighteen trillion, eight hundred fifty-three billion, six hundred eighty-eight million, seventy-three thousand, sixty-three".