64606034205 has 48 divisors (see below), whose sum is σ = 113852746800. Its totient is φ = 33886080000.

The previous prime is 64606034203. The next prime is 64606034209. The reversal of 64606034205 is 50243060646.

64606034205 is a `hidden beast` number, since 6 + 4 + 6 + 0 + 603 + 42 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 3226467204 + 61379567001 = 56802^2 + 247749^2 .

It is not a de Polignac number, because 64606034205 - 2¹ = 64606034203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64606034205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64606034203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 629505 + ... + 724905.

It is an arithmetic number, because the mean of its divisors is an integer number (2371932225).

Almost surely, 2^64606034205 is an apocalyptic number.

It is an amenable number.

64606034205 is a deficient number, since it is larger than the sum of its proper divisors (49246712595).

64606034205 is a wasteful number, since it uses less digits than its factorization.

64606034205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95662 (or 95659 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 64606034205 in words is "sixty-four billion, six hundred six million, thirty-four thousand, two hundred five".