442678969876244 has 6 divisors (see below), whose sum is σ = 774688197283434. Its totient is φ = 221339484938120.

The previous prime is 442678969876103. The next prime is 442678969876249.

442678969876244 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 408572645712400 + 34106324163844 = 20213180^2 + 5840062^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442678969876249) by changing a digit.

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 as a sum of consecutive naturals, namely, 55334871234527 + ... + 55334871234534.

It is an arithmetic number, because the mean of its divisors is an integer number (129114699547239).

Almost surely, 2^{442678969876244} is an apocalyptic number.

It is an amenable number.

442678969876244 is a deficient number, since it is larger than the sum of its proper divisors (332009227407190).

442678969876244 is a wasteful number, since it uses less digits than its factorization.

442678969876244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110669742469065 (or 110669742469063 counting only the distinct ones).

The product of its digits is 56184274944, while the sum is 86.

The spelling of 442678969876244 in words is "four hundred forty-two trillion, six hundred seventy-eight billion, nine hundred sixty-nine million, eight hundred seventy-six thousand, two hundred forty-four".