4425434445042 has 128 divisors (see below), whose sum is σ = 10868252371200. Its totient is φ = 1326367291392.

The previous prime is 4425434445037. The next prime is 4425434445043. The reversal of 4425434445042 is 2405444345244.

4425434445042 is a `hidden beast` number, since 4 + 4 + 254 + 344 + 4 + 50 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (4425434445043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4743778 + ... + 5599490.

It is an arithmetic number, because the mean of its divisors is an integer number (84908221650).

Almost surely, 2^{4425434445042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4425434445042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5434126185600).

4425434445042 is an abundant number, since it is smaller than the sum of its proper divisors (6442817926158).

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

4425434445042 is a wasteful number, since it uses less digits than its factorization.

4425434445042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855929 (or 855923 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 45.

The spelling of 4425434445042 in words is "four trillion, four hundred twenty-five billion, four hundred thirty-four million, four hundred forty-five thousand, forty-two".