3656677161 has 16 divisors (see below), whose sum is σ = 4983422400. Its totient is φ = 2384278848.

The previous prime is 3656677111. The next prime is 3656677163. The reversal of 3656677161 is 1617766563.

It is not a de Polignac number, because 3656677161 - 2⁶ = 3656677097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3656677161.

It is not an unprimeable number, because it can be changed into a prime (3656677163) 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 15 ways as a sum of consecutive naturals, for example, 17566 + ... + 87303.

It is an arithmetic number, because the mean of its divisors is an integer number (311463900).

Almost surely, 2^3656677161 is an apocalyptic number.

It is an amenable number.

3656677161 is a deficient number, since it is larger than the sum of its proper divisors (1326745239).

3656677161 is a wasteful number, since it uses less digits than its factorization.

3656677161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105128.

The product of its digits is 952560, while the sum is 48.

The square root of 3656677161 is about 60470.4651958293. The cubic root of 3656677161 is about 1540.6200293284.

The spelling of 3656677161 in words is "three billion, six hundred fifty-six million, six hundred seventy-seven thousand, one hundred sixty-one".