443245012002 has 160 divisors (see below), whose sum is σ = 1094599986480. Its totient is φ = 133217809920.

The previous prime is 443245011997. The next prime is 443245012027. The reversal of 443245012002 is 200210542344.

443245012002 is a `hidden beast` number, since 4 + 4 + 3 + 2 + 450 + 1 + 200 + 2 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 384200385921 + 59044626081 = 619839^2 + 242991^2 .

It is a super-2 number, since 2×443245012002² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25551852 + ... + 25569192.

Almost surely, 2^443245012002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 443245012002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547299993240).

443245012002 is an abundant number, since it is smaller than the sum of its proper divisors (651354974478).

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

443245012002 is a wasteful number, since it uses less digits than its factorization.

443245012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17650 (or 17641 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 443245012002 its reverse (200210542344), we get a palindrome (643455554346).

The spelling of 443245012002 in words is "four hundred forty-three billion, two hundred forty-five million, twelve thousand, two".