4334334343421 has 4 divisors (see below), whose sum is σ = 4336798435200. Its totient is φ = 4331870251644.

The previous prime is 4334334343399. The next prime is 4334334343441. The reversal of 4334334343421 is 1243434334334.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4334334343421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4334334343441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1232043251 + ... + 1232046768.

It is an arithmetic number, because the mean of its divisors is an integer number (1084199608800).

Almost surely, 2^{4334334343421} is an apocalyptic number.

It is an amenable number.

4334334343421 is a deficient number, since it is larger than the sum of its proper divisors (2464091779).

4334334343421 is a wasteful number, since it uses less digits than its factorization.

4334334343421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464091778.

The product of its digits is 1492992, while the sum is 41.

Adding to 4334334343421 its reverse (1243434334334), we get a palindrome (5577768677755).

The spelling of 4334334343421 in words is "four trillion, three hundred thirty-four billion, three hundred thirty-four million, three hundred forty-three thousand, four hundred twenty-one".