4020324202340 has 48 divisors (see below), whose sum is σ = 8572727560320. Its totient is φ = 1583417794560.

The previous prime is 4020324202291. The next prime is 4020324202403. The reversal of 4020324202340 is 432024230204.

It is a happy number.

It is a super-2 number, since 2×4020324202340² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748862 + ... + 2932821.

It is an arithmetic number, because the mean of its divisors is an integer number (178598490840).

Almost surely, 2^{4020324202340} is an apocalyptic number.

It is an amenable number.

4020324202340 is an abundant number, since it is smaller than the sum of its proper divisors (4552403357980).

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

4020324202340 is a wasteful number, since it uses less digits than its factorization.

4020324202340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3682532 (or 3682530 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 4020324202340 its reverse (432024230204), we get a palindrome (4452348432544).

The spelling of 4020324202340 in words is "four trillion, twenty billion, three hundred twenty-four million, two hundred two thousand, three hundred forty".