4456566121 has 48 divisors (see below), whose sum is σ = 5511343680. Its totient is φ = 3588520320.

The previous prime is 4456566083. The next prime is 4456566151. The reversal of 4456566121 is 1216656544.

It is not a de Polignac number, because 4456566121 - 2⁹ = 4456565609 is a prime.

It is a super-3 number, since 3×4456566121³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4456566151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6524646 + ... + 6525328.

It is an arithmetic number, because the mean of its divisors is an integer number (114819660).

Almost surely, 2^4456566121 is an apocalyptic number.

It is an amenable number.

4456566121 is a deficient number, since it is larger than the sum of its proper divisors (1054777559).

4456566121 is a wasteful number, since it uses less digits than its factorization.

4456566121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854 (or 847 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 4456566121 is about 66757.5173370011. The cubic root of 4456566121 is about 1645.6347572977.

The spelling of 4456566121 in words is "four billion, four hundred fifty-six million, five hundred sixty-six thousand, one hundred twenty-one".