3655488612765 has 16 divisors (see below), whose sum is σ = 6380489215296. Its totient is φ = 1772358115200.

The previous prime is 3655488612703. The next prime is 3655488612767. The reversal of 3655488612765 is 5672168845563.

3655488612765 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 3655488612765 - 2⁶ = 3655488612701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3655488612696 and 3655488612705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3655488612767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11077238056 + ... + 11077238385.

It is an arithmetic number, because the mean of its divisors is an integer number (398780575956).

Almost surely, 2^{3655488612765} is an apocalyptic number.

It is an amenable number.

3655488612765 is a deficient number, since it is larger than the sum of its proper divisors (2725000602531).

3655488612765 is a wasteful number, since it uses less digits than its factorization.

3655488612765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22154476460.

The product of its digits is 290304000, while the sum is 66.

The spelling of 3655488612765 in words is "three trillion, six hundred fifty-five billion, four hundred eighty-eight million, six hundred twelve thousand, seven hundred sixty-five".