442826468351608 has 64 divisors (see below), whose sum is σ = 953499111926400. Its totient is φ = 190681825000320.

The previous prime is 442826468351599. The next prime is 442826468351621. The reversal of 442826468351608 is 806153864628244.

It is a happy number.

It is a super-3 number, since 3×442826468351608³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29253066 + ... + 41730022.

It is an arithmetic number, because the mean of its divisors is an integer number (14898423623850).

Almost surely, 2^{442826468351608} is an apocalyptic number.

It is an amenable number.

442826468351608 is an abundant number, since it is smaller than the sum of its proper divisors (510672643574792).

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

442826468351608 is a wasteful number, since it uses less digits than its factorization.

442826468351608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12498220 (or 12498216 counting only the distinct ones).

The product of its (nonzero) digits is 424673280, while the sum is 67.

The spelling of 442826468351608 in words is "four hundred forty-two trillion, eight hundred twenty-six billion, four hundred sixty-eight million, three hundred fifty-one thousand, six hundred eight".