4451143605 has 16 divisors (see below), whose sum is σ = 7125866880. Its totient is φ = 2372597568.

The previous prime is 4451143597. The next prime is 4451143633. The reversal of 4451143605 is 5063411544.

It is not a de Polignac number, because 4451143605 - 2³ = 4451143597 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 56470 + ... + 109959.

It is an arithmetic number, because the mean of its divisors is an integer number (445366680).

Almost surely, 2^4451143605 is an apocalyptic number.

It is an amenable number.

4451143605 is a deficient number, since it is larger than the sum of its proper divisors (2674723275).

4451143605 is a wasteful number, since it uses less digits than its factorization.

4451143605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168220.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 4451143605 is about 66716.8914518655. The cubic root of 4451143605 is about 1644.9670457147.

The spelling of 4451143605 in words is "four billion, four hundred fifty-one million, one hundred forty-three thousand, six hundred five".