442938256968 has 32 divisors (see below), whose sum is σ = 1107596381760. Its totient is φ = 147612653760.

The previous prime is 442938256967. The next prime is 442938256973. The reversal of 442938256968 is 869652839244.

It is a junction number, because it is equal to n+sod(n) for n = 442938256899 and 442938256908.

It is not an unprimeable number, because it can be changed into a prime (442938256967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1981180 + ... + 2193387.

It is an arithmetic number, because the mean of its divisors is an integer number (34612386930).

Almost surely, 2^442938256968 is an apocalyptic number.

It is an amenable number.

442938256968 is an abundant number, since it is smaller than the sum of its proper divisors (664658124792).

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

442938256968 is a wasteful number, since it uses less digits than its factorization.

442938256968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178997 (or 4178993 counting only the distinct ones).

The product of its digits is 179159040, while the sum is 66.

The spelling of 442938256968 in words is "four hundred forty-two billion, nine hundred thirty-eight million, two hundred fifty-six thousand, nine hundred sixty-eight".