4552448440 has 16 divisors (see below), whose sum is σ = 10243009080. Its totient is φ = 1820979360.

The previous prime is 4552448419. The next prime is 4552448473. The reversal of 4552448440 is 448442554.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 113811211 = 4552448440 / (4 + 5 + 5 + 2 + 4 + 4 + 8 + 4 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 4552448393 and 4552448402.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 56905566 + ... + 56905645.

Almost surely, 2^4552448440 is an apocalyptic number.

4552448440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4552448440 is an abundant number, since it is smaller than the sum of its proper divisors (5690560640).

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

4552448440 is a wasteful number, since it uses less digits than its factorization.

4552448440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113811222 (or 113811218 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 40.

The square root of 4552448440 is about 67471.8344200008. The cubic root of 4552448440 is about 1657.3529739376.

The spelling of 4552448440 in words is "four billion, five hundred fifty-two million, four hundred forty-eight thousand, four hundred forty".