42210420340344 has 64 divisors (see below), whose sum is σ = 106351924320000. Its totient is φ = 13960373790720.

The previous prime is 42210420340343. The next prime is 42210420340369. The reversal of 42210420340344 is 44304302401224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42210420340343) 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, 9012652 + ... + 12870459.

It is an arithmetic number, because the mean of its divisors is an integer number (1661748817500).

Almost surely, 2^{42210420340344} is an apocalyptic number.

It is an amenable number.

42210420340344 is an abundant number, since it is smaller than the sum of its proper divisors (64141503979656).

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

42210420340344 is a wasteful number, since it uses less digits than its factorization.

42210420340344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21883748 (or 21883744 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 42210420340344 its reverse (44304302401224), we get a palindrome (86514722741568).

The spelling of 42210420340344 in words is "forty-two trillion, two hundred ten billion, four hundred twenty million, three hundred forty thousand, three hundred forty-four".