42322220340 has 24 divisors (see below), whose sum is σ = 118502217120. Its totient is φ = 11285925408.

The previous prime is 42322220321. The next prime is 42322220389. The reversal of 42322220340 is 4302222324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42322220340.

It is a congruent number.

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, 352685110 + ... + 352685229.

It is an arithmetic number, because the mean of its divisors is an integer number (4937592380).

Almost surely, 2^42322220340 is an apocalyptic number.

It is an amenable number.

42322220340 is an abundant number, since it is smaller than the sum of its proper divisors (76179996780).

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

42322220340 is a wasteful number, since it uses less digits than its factorization.

42322220340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705370351 (or 705370349 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 42322220340 its reverse (4302222324), we get a palindrome (46624442664).

The spelling of 42322220340 in words is "forty-two billion, three hundred twenty-two million, two hundred twenty thousand, three hundred forty".