442244423625552 has 120 divisors (see below), whose sum is σ = 1240306622855040. Its totient is φ = 147100833665280.

The previous prime is 442244423625551. The next prime is 442244423625581. The reversal of 442244423625552 is 255526324442244.

442244423625552 is a `hidden beast` number, since 4 + 4 + 2 + 2 + 4 + 4 + 4 + 2 + 3 + 625 + 5 + 5 + 2 = 666.

It is a super-3 number, since 3×442244423625552³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442244423625551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940952949 + ... + 941422827.

It is an arithmetic number, because the mean of its divisors is an integer number (10335888523792).

Almost surely, 2^{442244423625552} is an apocalyptic number.

It is an amenable number.

442244423625552 is an abundant number, since it is smaller than the sum of its proper divisors (798062199229488).

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

442244423625552 is a wasteful number, since it uses less digits than its factorization.

442244423625552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483801 (or 483792 counting only the distinct ones).

The product of its digits is 73728000, while the sum is 54.

The spelling of 442244423625552 in words is "four hundred forty-two trillion, two hundred forty-four billion, four hundred twenty-three million, six hundred twenty-five thousand, five hundred fifty-two".