42000422444420 has 48 divisors (see below), whose sum is σ = 96809451213888. Its totient is φ = 15179182220160.

The previous prime is 42000422444411. The next prime is 42000422444429. The reversal of 42000422444420 is 2444422400024.

It is an interprime number because it is at equal distance from previous prime (42000422444411) and next prime (42000422444429).

It is not an unprimeable number, because it can be changed into a prime (42000422444429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585580739 + ... + 585652458.

It is an arithmetic number, because the mean of its divisors is an integer number (2016863566956).

Almost surely, 2^{42000422444420} is an apocalyptic number.

It is an amenable number.

42000422444420 is an abundant number, since it is smaller than the sum of its proper divisors (54809028769468).

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

42000422444420 is a wasteful number, since it uses less digits than its factorization.

42000422444420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171233380 (or 1171233378 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 42000422444420 its reverse (2444422400024), we get a palindrome (44444844844444).

The spelling of 42000422444420 in words is "forty-two trillion, four hundred twenty-two million, four hundred forty-four thousand, four hundred twenty".