3423301042420 has 144 divisors (see below), whose sum is σ = 8531365363920. Its totient is φ = 1150165094400.

The previous prime is 3423301042397. The next prime is 3423301042429. The reversal of 3423301042420 is 242401033243.

It can be written as a sum of positive squares in 8 ways, for example, as 1320412424464 + 2102888617956 = 1149092^2 + 1450134^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3423301042429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15974380 + ... + 16187260.

It is an arithmetic number, because the mean of its divisors is an integer number (59245592805).

Almost surely, 2^{3423301042420} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3423301042420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4265682681960).

3423301042420 is an abundant number, since it is smaller than the sum of its proper divisors (5108064321500).

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

3423301042420 is a wasteful number, since it uses less digits than its factorization.

3423301042420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213234 (or 213225 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 3423301042420 its reverse (242401033243), we get a palindrome (3665702075663).

The spelling of 3423301042420 in words is "three trillion, four hundred twenty-three billion, three hundred one million, forty-two thousand, four hundred twenty".