2034344421420 has 384 divisors, whose sum is σ = 6144206745600. Its totient is φ = 502033489920.

The previous prime is 2034344421413. The next prime is 2034344421449. The reversal of 2034344421420 is 241244434302.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 1313326806 + ... + 1313328354.

It is an arithmetic number, because the mean of its divisors is an integer number (16000538400).

Almost surely, 2^{2034344421420} is an apocalyptic number.

2034344421420 is a gapful number since it is divisible by the number (20) 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 2034344421420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3072103372800).

2034344421420 is an abundant number, since it is smaller than the sum of its proper divisors (4109862324180).

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

2034344421420 is a wasteful number, since it uses less digits than its factorization.

2034344421420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 2034344421420 its reverse (241244434302), we get a palindrome (2275588855722).

The spelling of 2034344421420 in words is "two trillion, thirty-four billion, three hundred forty-four million, four hundred twenty-one thousand, four hundred twenty".