4554452420 has 48 divisors (see below), whose sum is σ = 11283299328. Its totient is φ = 1511153280.

The previous prime is 4554452417. The next prime is 4554452453. The reversal of 4554452420 is 242544554.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

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, 520367 + ... + 529046.

It is an arithmetic number, because the mean of its divisors is an integer number (235068736).

Almost surely, 2^4554452420 is an apocalyptic number.

It is an amenable number.

4554452420 is an abundant number, since it is smaller than the sum of its proper divisors (6728846908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4554452420 is a wasteful number, since it uses less digits than its factorization.

4554452420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049460 (or 1049458 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The square root of 4554452420 is about 67486.6832789996. The cubic root of 4554452420 is about 1657.5961262421.

Adding to 4554452420 its reverse (242544554), we get a palindrome (4796996974).

The spelling of 4554452420 in words is "four billion, five hundred fifty-four million, four hundred fifty-two thousand, four hundred twenty".