320240442126 has 32 divisors (see below), whose sum is σ = 699503246208. Its totient is φ = 96931887840.

The previous prime is 320240442121. The next prime is 320240442161. The reversal of 320240442126 is 621244042023.

320240442126 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 320240442093 and 320240442102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320240442121) 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, 2708440 + ... + 2824203.

It is an arithmetic number, because the mean of its divisors is an integer number (21859476444).

Almost surely, 2^320240442126 is an apocalyptic number.

320240442126 is an abundant number, since it is smaller than the sum of its proper divisors (379262804082).

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

320240442126 is a wasteful number, since it uses less digits than its factorization.

320240442126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533536.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 320240442126 its reverse (621244042023), we get a palindrome (941484484149).

The spelling of 320240442126 in words is "three hundred twenty billion, two hundred forty million, four hundred forty-two thousand, one hundred twenty-six".