342220230540 has 144 divisors (see below), whose sum is σ = 1067349655008. Its totient is φ = 88690194432.

The previous prime is 342220230439. The next prime is 342220230551. The reversal of 342220230540 is 45032022243.

It is a happy number.

342220230540 is a `hidden beast` number, since 3 + 422 + 2 + 0 + 230 + 5 + 4 + 0 = 666.

It is a super-2 number, since 2×342220230540² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5851684 + ... + 5909876.

It is an arithmetic number, because the mean of its divisors is an integer number (7412150382).

Almost surely, 2^342220230540 is an apocalyptic number.

342220230540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342220230540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (533674827504).

342220230540 is an abundant number, since it is smaller than the sum of its proper divisors (725129424468).

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

342220230540 is a wasteful number, since it uses less digits than its factorization.

342220230540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59128 (or 59123 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 342220230540 its reverse (45032022243), we get a palindrome (387252252783).

The spelling of 342220230540 in words is "three hundred forty-two billion, two hundred twenty million, two hundred thirty thousand, five hundred forty".