3622174656661 has 16 divisors (see below), whose sum is σ = 3984586660800. Its totient is φ = 3292500343440.

The previous prime is 3622174656647. The next prime is 3622174656721. The reversal of 3622174656661 is 1666564712263.

3622174656661 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 3622174656661 - 2⁵ = 3622174656629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622174656601) 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, 11529855 + ... + 11839843.

It is an arithmetic number, because the mean of its divisors is an integer number (249036666300).

Almost surely, 2^{3622174656661} is an apocalyptic number.

It is an amenable number.

3622174656661 is a deficient number, since it is larger than the sum of its proper divisors (362412004139).

3622174656661 is an equidigital number, since it uses as much as digits as its factorization.

3622174656661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318801 (or 318779 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 55.

The spelling of 3622174656661 in words is "three trillion, six hundred twenty-two billion, one hundred seventy-four million, six hundred fifty-six thousand, six hundred sixty-one".