605386902645 has 64 divisors (see below), whose sum is σ = 1231266263040. Its totient is φ = 276461688384.

The previous prime is 605386902577. The next prime is 605386902649. The reversal of 605386902645 is 546209683506.

605386902645 is a `hidden beast` number, since 6 + 0 + 538 + 69 + 0 + 2 + 6 + 45 = 666.

It is not a de Polignac number, because 605386902645 - 2²⁷ = 605252684917 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 605386902591 and 605386902600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605386902649) 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 in 63 ways as a sum of consecutive naturals, for example, 582574 + ... + 1245056.

It is an arithmetic number, because the mean of its divisors is an integer number (19238535360).

Almost surely, 2^605386902645 is an apocalyptic number.

It is an amenable number.

605386902645 is an abundant number, since it is smaller than the sum of its proper divisors (625879360395).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

605386902645 is a wasteful number, since it uses less digits than its factorization.

605386902645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663471 (or 663465 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 605386902645 in words is "six hundred five billion, three hundred eighty-six million, nine hundred two thousand, six hundred forty-five".