442280158344056 has 8 divisors (see below), whose sum is σ = 829275296895120. Its totient is φ = 221140079172024.

The previous prime is 442280158344049. The next prime is 442280158344181. The reversal of 442280158344056 is 650443851082244.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×442280158344056² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442280158343992 and 442280158344010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27642509896496 + ... + 27642509896511.

It is an arithmetic number, because the mean of its divisors is an integer number (103659412111890).

Almost surely, 2^{442280158344056} is an apocalyptic number.

It is an amenable number.

442280158344056 is a deficient number, since it is larger than the sum of its proper divisors (386995138551064).

442280158344056 is a wasteful number, since it uses less digits than its factorization.

442280158344056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55285019793013 (or 55285019793009 counting only the distinct ones).

The product of its (nonzero) digits is 29491200, while the sum is 56.

The spelling of 442280158344056 in words is "four hundred forty-two trillion, two hundred eighty billion, one hundred fifty-eight million, three hundred forty-four thousand, fifty-six".