4200420244044 has 12 divisors (see below), whose sum is σ = 9800980569464. Its totient is φ = 1400140081344.

The previous prime is 4200420244019. The next prime is 4200420244087. The reversal of 4200420244044 is 4404420240024.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175017510157 + ... + 175017510180.

Almost surely, 2^{4200420244044} is an apocalyptic number.

It is an amenable number.

4200420244044 is an abundant number, since it is smaller than the sum of its proper divisors (5600560325420).

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

4200420244044 is a wasteful number, since it uses less digits than its factorization.

4200420244044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350035020344 (or 350035020342 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 4200420244044 its reverse (4404420240024), we get a palindrome (8604840484068).

The spelling of 4200420244044 in words is "four trillion, two hundred billion, four hundred twenty million, two hundred forty-four thousand, forty-four".