1446121465661 has 16 divisors (see below), whose sum is σ = 1455294366720. Its totient is φ = 1436980285440.

The previous prime is 1446121465651. The next prime is 1446121465697. The reversal of 1446121465661 is 1665641216441.

It is a cyclic number.

It is not a de Polignac number, because 1446121465661 - 2⁶ = 1446121465597 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 (1446121465651) 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, 233355215 + ... + 233361411.

It is an arithmetic number, because the mean of its divisors is an integer number (90955897920).

Almost surely, 2^{1446121465661} is an apocalyptic number.

It is an amenable number.

1446121465661 is a deficient number, since it is larger than the sum of its proper divisors (9172901059).

1446121465661 is a wasteful number, since it uses less digits than its factorization.

1446121465661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8524.

The product of its digits is 829440, while the sum is 47.

The spelling of 1446121465661 in words is "one trillion, four hundred forty-six billion, one hundred twenty-one million, four hundred sixty-five thousand, six hundred sixty-one".