3688822065 has 16 divisors (see below), whose sum is σ = 5903308800. Its totient is φ = 1966973952.

The previous prime is 3688822043. The next prime is 3688822079. The reversal of 3688822065 is 5602288863.

It is not a de Polignac number, because 3688822065 - 2¹⁹ = 3688297777 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61456 + ... + 105614.

It is an arithmetic number, because the mean of its divisors is an integer number (368956800).

Almost surely, 2^3688822065 is an apocalyptic number.

It is an amenable number.

3688822065 is a deficient number, since it is larger than the sum of its proper divisors (2214486735).

3688822065 is a wasteful number, since it uses less digits than its factorization.

3688822065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49736.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The square root of 3688822065 is about 60735.6737428671. The cubic root of 3688822065 is about 1545.1212627772.

The spelling of 3688822065 in words is "three billion, six hundred eighty-eight million, eight hundred twenty-two thousand, sixty-five".