613895883253 has 2 divisors, whose sum is σ = 613895883254. Its totient is φ = 613895883252.

The previous prime is 613895883233. The next prime is 613895883323. The reversal of 613895883253 is 352388598316.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 611785215889 + 2110667364 = 782167^2 + 45942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613895883253 is a prime.

It is a super-4 number, since 4×613895883253⁴ (a number of 48 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613895883191 and 613895883200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613895883233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306947941626 + 306947941627.

It is an arithmetic number, because the mean of its divisors is an integer number (306947941627).

Almost surely, 2^613895883253 is an apocalyptic number.

It is an amenable number.

613895883253 is a deficient number, since it is larger than the sum of its proper divisors (1).

613895883253 is an equidigital number, since it uses as much as digits as its factorization.

613895883253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 61.

The spelling of 613895883253 in words is "six hundred thirteen billion, eight hundred ninety-five million, eight hundred eighty-three thousand, two hundred fifty-three".