442233140334342 has 64 divisors (see below), whose sum is σ = 1020639830605824. Its totient is φ = 125124690708000.

The previous prime is 442233140334301. The next prime is 442233140334343. The reversal of 442233140334342 is 243433041332244.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 442233140334294 and 442233140334303.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 781646043 + ... + 782211609.

It is an arithmetic number, because the mean of its divisors is an integer number (15947497353216).

Almost surely, 2^{442233140334342} is an apocalyptic number.

442233140334342 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

442233140334342 is an abundant number, since it is smaller than the sum of its proper divisors (578406690271482).

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

442233140334342 is a wasteful number, since it uses less digits than its factorization.

442233140334342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746433.

The product of its (nonzero) digits is 1990656, while the sum is 42.

Adding to 442233140334342 its reverse (243433041332244), we get a palindrome (685666181666586).

The spelling of 442233140334342 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-two".