4454664889 has 4 divisors (see below), whose sum is σ = 4517406720. Its totient is φ = 4391923060.

The previous prime is 4454664769. The next prime is 4454664901. The reversal of 4454664889 is 9884664544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4454664889 - 2²⁷ = 4320447161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4454664689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31370809 + ... + 31370950.

It is an arithmetic number, because the mean of its divisors is an integer number (1129351680).

Almost surely, 2^4454664889 is an apocalyptic number.

It is an amenable number.

4454664889 is a deficient number, since it is larger than the sum of its proper divisors (62741831).

4454664889 is an equidigital number, since it uses as much as digits as its factorization.

4454664889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62741830.

The product of its digits is 26542080, while the sum is 58.

The square root of 4454664889 is about 66743.2759834277. The cubic root of 4454664889 is about 1645.4007072540.

The spelling of 4454664889 in words is "four billion, four hundred fifty-four million, six hundred sixty-four thousand, eight hundred eighty-nine".