3446661613669 has 8 divisors (see below), whose sum is σ = 3606581841152. Its totient is φ = 3289787485920.

The previous prime is 3446661613643. The next prime is 3446661613691. The reversal of 3446661613669 is 9663161666443.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3446661613669 is a prime.

It is a super-2 number, since 2×3446661613669² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3446661613699) 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, 761522619 + ... + 761527144.

It is an arithmetic number, because the mean of its divisors is an integer number (450822730144).

Almost surely, 2^{3446661613669} is an apocalyptic number.

It is an amenable number.

3446661613669 is a deficient number, since it is larger than the sum of its proper divisors (159920227483).

3446661613669 is a wasteful number, since it uses less digits than its factorization.

3446661613669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523049867.

The product of its digits is 60466176, while the sum is 61.

The spelling of 3446661613669 in words is "three trillion, four hundred forty-six billion, six hundred sixty-one million, six hundred thirteen thousand, six hundred sixty-nine".