605478538853 has 2 divisors, whose sum is σ = 605478538854. Its totient is φ = 605478538852.

The previous prime is 605478538843. The next prime is 605478538883. The reversal of 605478538853 is 358835874506.

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., 461702583169 + 143775955684 = 679487^2 + 379178^2 .

It is a cyclic number.

It is not a de Polignac number, because 605478538853 - 2⁶ = 605478538789 is a prime.

It is a super-2 number, since 2×605478538853² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605478538813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302739269426 + 302739269427.

It is an arithmetic number, because the mean of its divisors is an integer number (302739269427).

Almost surely, 2^605478538853 is an apocalyptic number.

It is an amenable number.

605478538853 is a deficient number, since it is larger than the sum of its proper divisors (1).

605478538853 is an equidigital number, since it uses as much as digits as its factorization.

605478538853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768000, while the sum is 62.

The spelling of 605478538853 in words is "six hundred five billion, four hundred seventy-eight million, five hundred thirty-eight thousand, eight hundred fifty-three".