4464628121 has 4 divisors (see below), whose sum is σ = 4464768000. Its totient is φ = 4464488244.

The previous prime is 4464628109. The next prime is 4464628159. The reversal of 4464628121 is 1218264644.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4464628121 - 2¹⁴ = 4464611737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4464628921) 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, 3980 + ... + 94578.

It is an arithmetic number, because the mean of its divisors is an integer number (1116192000).

Almost surely, 2^4464628121 is an apocalyptic number.

It is an amenable number.

4464628121 is a deficient number, since it is larger than the sum of its proper divisors (139879).

4464628121 is an equidigital number, since it uses as much as digits as its factorization.

4464628121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139878.

The product of its digits is 73728, while the sum is 38.

The square root of 4464628121 is about 66817.8727661993. The cubic root of 4464628121 is about 1646.6264861271.

The spelling of 4464628121 in words is "four billion, four hundred sixty-four million, six hundred twenty-eight thousand, one hundred twenty-one".