3656398606180 has 12 divisors (see below), whose sum is σ = 7678437073020. Its totient is φ = 1462559442464.

The previous prime is 3656398606163. The next prime is 3656398606181. The reversal of 3656398606180 is 816068936563.

It is a happy number.

3656398606180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1800003256164 + 1856395350016 = 1341642^2 + 1362496^2 .

It is not an unprimeable number, because it can be changed into a prime (3656398606181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91409965135 + ... + 91409965174.

It is an arithmetic number, because the mean of its divisors is an integer number (639869756085).

Almost surely, 2^{3656398606180} is an apocalyptic number.

It is an amenable number.

3656398606180 is an abundant number, since it is smaller than the sum of its proper divisors (4022038466840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3656398606180 is a wasteful number, since it uses less digits than its factorization.

3656398606180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182819930318 (or 182819930316 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 3656398606180 in words is "three trillion, six hundred fifty-six billion, three hundred ninety-eight million, six hundred six thousand, one hundred eighty".