4505444318 has 4 divisors (see below), whose sum is σ = 6758166480. Its totient is φ = 2252722158.

The previous prime is 4505444297. The next prime is 4505444347. The reversal of 4505444318 is 8134445054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8134445054 = 2 ⋅4067222527.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1126361078 + ... + 1126361081.

It is an arithmetic number, because the mean of its divisors is an integer number (1689541620).

Almost surely, 2^4505444318 is an apocalyptic number.

4505444318 is a deficient number, since it is larger than the sum of its proper divisors (2252722162).

4505444318 is a wasteful number, since it uses less digits than its factorization.

4505444318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252722161.

The product of its (nonzero) digits is 153600, while the sum is 38.

The square root of 4505444318 is about 67122.6066091000. The cubic root of 4505444318 is about 1651.6291613774.

The spelling of 4505444318 in words is "four billion, five hundred five million, four hundred forty-four thousand, three hundred eighteen".