3656210604161 has 8 divisors (see below), whose sum is σ = 3660086169600. Its totient is φ = 3652336639152.

The previous prime is 3656210603999. The next prime is 3656210604169. The reversal of 3656210604161 is 1614060126563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3656210604161 - 2²² = 3656206409857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3656210604169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4199315 + ... + 4994663.

It is an arithmetic number, because the mean of its divisors is an integer number (457510771200).

Almost surely, 2^{3656210604161} is an apocalyptic number.

It is an amenable number.

3656210604161 is a deficient number, since it is larger than the sum of its proper divisors (3875565439).

3656210604161 is a wasteful number, since it uses less digits than its factorization.

3656210604161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800215.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 3656210604161 in words is "three trillion, six hundred fifty-six billion, two hundred ten million, six hundred four thousand, one hundred sixty-one".