605604999893 has 2 divisors, whose sum is σ = 605604999894. Its totient is φ = 605604999892.

The previous prime is 605604999877. The next prime is 605604999943. The reversal of 605604999893 is 398999406506.

605604999893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 548070741124 + 57534258769 = 740318^2 + 239863^2 .

It is a cyclic number.

It is not a de Polignac number, because 605604999893 - 2⁴ = 605604999877 is a prime.

It is a super-2 number, since 2×605604999893² (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 (605604999803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302802499946 + 302802499947.

It is an arithmetic number, because the mean of its divisors is an integer number (302802499947).

Almost surely, 2^605604999893 is an apocalyptic number.

It is an amenable number.

605604999893 is a deficient number, since it is larger than the sum of its proper divisors (1).

605604999893 is an equidigital number, since it uses as much as digits as its factorization.

605604999893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113374080, while the sum is 68.

The spelling of 605604999893 in words is "six hundred five billion, six hundred four million, nine hundred ninety-nine thousand, eight hundred ninety-three".