442020204004056 has 16 divisors (see below), whose sum is σ = 1105050510010200. Its totient is φ = 147340068001344.

The previous prime is 442020204004051. The next prime is 442020204004097. The reversal of 442020204004056 is 650400402020244.

It is a super-2 number, since 2×442020204004056² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442020204004051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9208754250061 + ... + 9208754250108.

Almost surely, 2^{442020204004056} is an apocalyptic number.

It is an amenable number.

442020204004056 is an abundant number, since it is smaller than the sum of its proper divisors (663030306006144).

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

442020204004056 is a wasteful number, since it uses less digits than its factorization.

442020204004056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18417508500178 (or 18417508500174 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The spelling of 442020204004056 in words is "four hundred forty-two trillion, twenty billion, two hundred four million, four thousand, fifty-six".