65606222050605 has 48 divisors (see below), whose sum is σ = 119716054773120. Its totient is φ = 33144675617664.

The previous prime is 65606222050597. The next prime is 65606222050697. The reversal of 65606222050605 is 50605022260656.

65606222050605 is a `hidden beast` number, since 6 + 5 + 60 + 62 + 2 + 20 + 506 + 0 + 5 = 666.

It is not a de Polignac number, because 65606222050605 - 2³ = 65606222050597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3289312 + ... + 11917718.

It is an arithmetic number, because the mean of its divisors is an integer number (2494084474440).

Almost surely, 2^{65606222050605} is an apocalyptic number.

It is an amenable number.

65606222050605 is a deficient number, since it is larger than the sum of its proper divisors (54109832722515).

65606222050605 is a wasteful number, since it uses less digits than its factorization.

65606222050605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8637330 (or 8637327 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 65606222050605 in words is "sixty-five trillion, six hundred six billion, two hundred twenty-two million, fifty thousand, six hundred five".