4425451402044 has 24 divisors (see below), whose sum is σ = 10348164747648. Its totient is φ = 1471991685040.

The previous prime is 4425451402039. The next prime is 4425451402067. The reversal of 4425451402044 is 4402041545244.

It is a super-2 number, since 2×4425451402044² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4425451401993 and 4425451402011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394841952 + ... + 394853159.

It is an arithmetic number, because the mean of its divisors is an integer number (431173531152).

Almost surely, 2^{4425451402044} is an apocalyptic number.

It is an amenable number.

4425451402044 is an abundant number, since it is smaller than the sum of its proper divisors (5922713345604).

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

4425451402044 is a wasteful number, since it uses less digits than its factorization.

4425451402044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789695585 (or 789695583 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 39.

Adding to 4425451402044 its reverse (4402041545244), we get a palindrome (8827492947288).

The spelling of 4425451402044 in words is "four trillion, four hundred twenty-five billion, four hundred fifty-one million, four hundred two thousand, forty-four".