445303521044140 has 48 divisors (see below), whose sum is σ = 1020170267633664. Its totient is φ = 161925317700800.

The previous prime is 445303521044111. The next prime is 445303521044171. The reversal of 445303521044140 is 41440125303544.

It is a junction number, because it is equal to n+sod(n) for n = 445303521044093 and 445303521044102.

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 in 15 ways as a sum of consecutive naturals, for example, 9171814 + ... + 31220653.

It is an arithmetic number, because the mean of its divisors is an integer number (21253547242368).

Almost surely, 2^{445303521044140} is an apocalyptic number.

It is an amenable number.

445303521044140 is an abundant number, since it is smaller than the sum of its proper divisors (574866746589524).

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

445303521044140 is a wasteful number, since it uses less digits than its factorization.

445303521044140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40442598 (or 40442596 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 445303521044140 its reverse (41440125303544), we get a palindrome (486743646347684).

The spelling of 445303521044140 in words is "four hundred forty-five trillion, three hundred three billion, five hundred twenty-one million, forty-four thousand, one hundred forty".