4504658421 has 16 divisors (see below), whose sum is σ = 6220065600. Its totient is φ = 2896403328.

The previous prime is 4504658413. The next prime is 4504658441. The reversal of 4504658421 is 1248564054.

It is a happy number.

It is not a de Polignac number, because 4504658421 - 2³ = 4504658413 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4504658421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4504658441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53890 + ... + 109148.

It is an arithmetic number, because the mean of its divisors is an integer number (388754100).

Almost surely, 2^4504658421 is an apocalyptic number.

It is an amenable number.

4504658421 is a deficient number, since it is larger than the sum of its proper divisors (1715407179).

4504658421 is a wasteful number, since it uses less digits than its factorization.

4504658421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56228.

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 4504658421 is about 67116.7521636737. The cubic root of 4504658421 is about 1651.5331230595.

The spelling of 4504658421 in words is "four billion, five hundred four million, six hundred fifty-eight thousand, four hundred twenty-one".