442231465426444 has 12 divisors (see below), whose sum is σ = 792780797776968. Its totient is φ = 215722666061600.

The previous prime is 442231465426411. The next prime is 442231465426483. The reversal of 442231465426444 is 444624564132244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1348266662722 + ... + 1348266663049.

It is an arithmetic number, because the mean of its divisors is an integer number (66065066481414).

Almost surely, 2^{442231465426444} is an apocalyptic number.

It is an amenable number.

442231465426444 is a deficient number, since it is larger than the sum of its proper divisors (350549332350524).

442231465426444 is a wasteful number, since it uses less digits than its factorization.

442231465426444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2696533325816 (or 2696533325814 counting only the distinct ones).

The product of its digits is 70778880, while the sum is 55.

The spelling of 442231465426444 in words is "four hundred forty-two trillion, two hundred thirty-one billion, four hundred sixty-five million, four hundred twenty-six thousand, four hundred forty-four".