340217225420 has 48 divisors (see below), whose sum is σ = 717360023520. Its totient is φ = 135534383616.

The previous prime is 340217225407. The next prime is 340217225423. The reversal of 340217225420 is 24522712043.

It is not an unprimeable number, because it can be changed into a prime (340217225423) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9410699 + ... + 9446781.

It is an arithmetic number, because the mean of its divisors is an integer number (14945000490).

Almost surely, 2^340217225420 is an apocalyptic number.

It is an amenable number.

340217225420 is an abundant number, since it is smaller than the sum of its proper divisors (377142798100).

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

340217225420 is a wasteful number, since it uses less digits than its factorization.

340217225420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37994 (or 37992 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 340217225420 its reverse (24522712043), we get a palindrome (364739937463).

The spelling of 340217225420 in words is "three hundred forty billion, two hundred seventeen million, two hundred twenty-five thousand, four hundred twenty".