613498894313 has 2 divisors, whose sum is σ = 613498894314. Its totient is φ = 613498894312.

The previous prime is 613498894277. The next prime is 613498894343. The reversal of 613498894313 is 313498894316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307217449984 + 306281444329 = 554272^2 + 553427^2 .

It is a cyclic number.

It is not a de Polignac number, because 613498894313 - 2⁶ = 613498894249 is a prime.

It is not a weakly prime, because it can be changed into another prime (613498894343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306749447156 + 306749447157.

It is an arithmetic number, because the mean of its divisors is an integer number (306749447157).

Almost surely, 2^613498894313 is an apocalyptic number.

It is an amenable number.

613498894313 is a deficient number, since it is larger than the sum of its proper divisors (1).

613498894313 is an equidigital number, since it uses as much as digits as its factorization.

613498894313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13436928, while the sum is 59.

The spelling of 613498894313 in words is "six hundred thirteen billion, four hundred ninety-eight million, eight hundred ninety-four thousand, three hundred thirteen".