4485940816 has 40 divisors (see below), whose sum is σ = 9955890560. Its totient is φ = 1918145664.

The previous prime is 4485940799. The next prime is 4485940883. The reversal of 4485940816 is 6180495844.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4485940816.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3550 + ... + 94786.

It is an arithmetic number, because the mean of its divisors is an integer number (248897264).

Almost surely, 2^4485940816 is an apocalyptic number.

It is an amenable number.

4485940816 is an abundant number, since it is smaller than the sum of its proper divisors (5469949744).

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

4485940816 is a wasteful number, since it uses less digits than its factorization.

4485940816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91691 (or 91685 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The square root of 4485940816 is about 66977.1663778037. The cubic root of 4485940816 is about 1649.2424825176.

The spelling of 4485940816 in words is "four billion, four hundred eighty-five million, nine hundred forty thousand, eight hundred sixteen".