605604999959 has 12 divisors (see below), whose sum is σ = 653870662248. Its totient is φ = 560637206400.

The previous prime is 605604999943. The next prime is 605604999983. The reversal of 605604999959 is 959999406506.

605604999959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 605604999959 - 2⁴ = 605604999943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 605604999892 and 605604999901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605604929959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17158757 + ... + 17194014.

It is an arithmetic number, because the mean of its divisors is an integer number (54489221854).

Almost surely, 2^605604999959 is an apocalyptic number.

605604999959 is a deficient number, since it is larger than the sum of its proper divisors (48265662289).

605604999959 is a wasteful number, since it uses less digits than its factorization.

605604999959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34352866 (or 34352849 counting only the distinct ones).

The product of its (nonzero) digits is 212576400, while the sum is 71.

The spelling of 605604999959 in words is "six hundred five billion, six hundred four million, nine hundred ninety-nine thousand, nine hundred fifty-nine".