445603609248 has 96 divisors (see below), whose sum is σ = 1337839405056. Its totient is φ = 127217357568.

The previous prime is 445603609201. The next prime is 445603609277. The reversal of 445603609248 is 842906306544.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×445603609248² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 445603609248.

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, 621165 + ... + 1130067.

It is an arithmetic number, because the mean of its divisors is an integer number (13935827136).

Almost surely, 2^445603609248 is an apocalyptic number.

445603609248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445603609248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668919702528).

445603609248 is an abundant number, since it is smaller than the sum of its proper divisors (892235795808).

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

445603609248 is a wasteful number, since it uses less digits than its factorization.

445603609248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510226 (or 510218 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 445603609248 in words is "four hundred forty-five billion, six hundred three million, six hundred nine thousand, two hundred forty-eight".