3421656655 has 8 divisors (see below), whose sum is σ = 4115790000. Its totient is φ = 2730790656.

The previous prime is 3421656653. The next prime is 3421656671. The reversal of 3421656655 is 5566561243.

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 3421656655 - 2¹ = 3421656653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421656653) 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 7 ways as a sum of consecutive naturals, for example, 814530 + ... + 818719.

It is an arithmetic number, because the mean of its divisors is an integer number (514473750).

Almost surely, 2^3421656655 is an apocalyptic number.

3421656655 is a deficient number, since it is larger than the sum of its proper divisors (694133345).

3421656655 is a wasteful number, since it uses less digits than its factorization.

3421656655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633673.

The product of its digits is 648000, while the sum is 43.

The square root of 3421656655 is about 58494.9284553798. The cubic root of 3421656655 is about 1506.8804880370.

The spelling of 3421656655 in words is "three billion, four hundred twenty-one million, six hundred fifty-six thousand, six hundred fifty-five".