4666450891 has 8 divisors (see below), whose sum is σ = 4693375568. Its totient is φ = 4639572000.

The previous prime is 4666450889. The next prime is 4666450897. The reversal of 4666450891 is 1980546664.

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 4666450891 - 2¹ = 4666450889 is a prime.

It is a super-2 number, since 2×4666450891² = 43551527836229387762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4666450897) 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, 204601 + ... + 226261.

It is an arithmetic number, because the mean of its divisors is an integer number (586671946).

Almost surely, 2^4666450891 is an apocalyptic number.

4666450891 is a deficient number, since it is larger than the sum of its proper divisors (26924677).

4666450891 is a wasteful number, since it uses less digits than its factorization.

4666450891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22893.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 4666450891 is about 68311.4257719746. The cubic root of 4666450891 is about 1671.0735553602.

The spelling of 4666450891 in words is "four billion, six hundred sixty-six million, four hundred fifty thousand, eight hundred ninety-one".