613758996853 has 2 divisors, whose sum is σ = 613758996854. Its totient is φ = 613758996852.

The previous prime is 613758996793. The next prime is 613758996857. The reversal of 613758996853 is 358699857316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 573750196369 + 40008800484 = 757463^2 + 200022^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613758996853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613758996857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306879498426 + 306879498427.

It is an arithmetic number, because the mean of its divisors is an integer number (306879498427).

Almost surely, 2^613758996853 is an apocalyptic number.

It is an amenable number.

613758996853 is a deficient number, since it is larger than the sum of its proper divisors (1).

613758996853 is an equidigital number, since it uses as much as digits as its factorization.

613758996853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 293932800, while the sum is 70.

The spelling of 613758996853 in words is "six hundred thirteen billion, seven hundred fifty-eight million, nine hundred ninety-six thousand, eight hundred fifty-three".