442711271230778 has 12 divisors (see below), whose sum is σ = 729924781905690. Its totient is φ = 201232396013880.

The previous prime is 442711271230763. The next prime is 442711271230801. The reversal of 442711271230778 is 877032172117244.

It can be written as a sum of positive squares in only one way, i.e., 442600936314889 + 110334915889 = 21038083^2 + 332167^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 914692708913 + ... + 914692709396.

Almost surely, 2^{442711271230778} is an apocalyptic number.

442711271230778 is a deficient number, since it is larger than the sum of its proper divisors (287213510674912).

442711271230778 is a wasteful number, since it uses less digits than its factorization.

442711271230778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829385418333 (or 1829385418322 counting only the distinct ones).

The product of its (nonzero) digits is 7375872, while the sum is 56.

The spelling of 442711271230778 in words is "four hundred forty-two trillion, seven hundred eleven billion, two hundred seventy-one million, two hundred thirty thousand, seven hundred seventy-eight".