4554581409 has 144 divisors (see below), whose sum is σ = 8352739200. Its totient is φ = 2389020480.

The previous prime is 4554581357. The next prime is 4554581413. The reversal of 4554581409 is 9041854554.

4554581409 is a `hidden beast` number, since 4 + 55 + 458 + 140 + 9 = 666.

It is not a de Polignac number, because 4554581409 - 2⁷ = 4554581281 is a prime.

It is a super-2 number, since 2×4554581409² = 41488423622416850562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4554581419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 67978794 + ... + 67978860.

Almost surely, 2^4554581409 is an apocalyptic number.

4554581409 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4554581409 is a deficient number, since it is larger than the sum of its proper divisors (3798157791).

4554581409 is a wasteful number, since it uses less digits than its factorization.

4554581409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The square root of 4554581409 is about 67487.6389348449. The cubic root of 4554581409 is about 1657.6117746398.

The spelling of 4554581409 in words is "four billion, five hundred fifty-four million, five hundred eighty-one thousand, four hundred nine".