445043353040 has 240 divisors, whose sum is σ = 1242107250048. Its totient is φ = 147278208000.

The previous prime is 445043353033. The next prime is 445043353093. The reversal of 445043353040 is 40353340544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8909735 + ... + 8959545.

Almost surely, 2^445043353040 is an apocalyptic number.

445043353040 is a gapful number since it is divisible by the number (40) 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 445043353040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621053625024).

445043353040 is an abundant number, since it is smaller than the sum of its proper divisors (797063897008).

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

445043353040 is a wasteful number, since it uses less digits than its factorization.

445043353040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49930 (or 49913 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 445043353040 its reverse (40353340544), we get a palindrome (485396693584).

The spelling of 445043353040 in words is "four hundred forty-five billion, forty-three million, three hundred fifty-three thousand, forty".