442233140334344 has 16 divisors (see below), whose sum is σ = 832017128363820. Its totient is φ = 220361906104000.

The previous prime is 442233140334343. The next prime is 442233140334481. The reversal of 442233140334344 is 443433041332244.

It can be written as a sum of positive squares in 2 ways, for example, as 319628676498244 + 122604463836100 = 17878162^2 + 11072690^2 .

It is a junction number, because it is equal to n+sod(n) for n = 442233140334295 and 442233140334304.

It is not an unprimeable number, because it can be changed into a prime (442233140334343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94333005407 + ... + 94333010094.

Almost surely, 2^{442233140334344} is an apocalyptic number.

It is an amenable number.

442233140334344 is a deficient number, since it is larger than the sum of its proper divisors (389783988029476).

442233140334344 is a wasteful number, since it uses less digits than its factorization.

442233140334344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188666015800 (or 188666015796 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 44.

Adding to 442233140334344 its reverse (443433041332244), we get a palindrome (885666181666588).

The spelling of 442233140334344 in words is "four hundred forty-two trillion, two hundred thirty-three billion, one hundred forty million, three hundred thirty-four thousand, three hundred forty-four".