42434334241220 has 24 divisors (see below), whose sum is σ = 89112556583064. Its totient is φ = 16973647091456.

The previous prime is 42434334241213. The next prime is 42434334241279. The reversal of 42434334241220 is 2214243343424.

It can be written as a sum of positive squares in 4 ways, for example, as 4750647441604 + 37683686799616 = 2179598^2 + 6138704^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1319519 + ... + 9306438.

It is an arithmetic number, because the mean of its divisors is an integer number (3713023190961).

Almost surely, 2^{42434334241220} is an apocalyptic number.

It is an amenable number.

42434334241220 is an abundant number, since it is smaller than the sum of its proper divisors (46678222341844).

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

42434334241220 is a wasteful number, since it uses less digits than its factorization.

42434334241220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10825639 (or 10825637 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 42434334241220 its reverse (2214243343424), we get a palindrome (44648577584644).

The spelling of 42434334241220 in words is "forty-two trillion, four hundred thirty-four billion, three hundred thirty-four million, two hundred forty-one thousand, two hundred twenty".