4344423104021 has 32 divisors (see below), whose sum is σ = 5838797260800. Its totient is φ = 3121792447680.

The previous prime is 4344423104009. The next prime is 4344423104069. The reversal of 4344423104021 is 1204013244434.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4344423104021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4344423104321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1109561 + ... + 3149598.

It is an arithmetic number, because the mean of its divisors is an integer number (182462414400).

Almost surely, 2^{4344423104021} is an apocalyptic number.

It is an amenable number.

4344423104021 is a deficient number, since it is larger than the sum of its proper divisors (1494374156779).

4344423104021 is a wasteful number, since it uses less digits than its factorization.

4344423104021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260209.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4344423104021 its reverse (1204013244434), we get a palindrome (5548436348455).

It can be divided in two parts, 4344423 and 104021, that added together give a palindrome (4448444).

The spelling of 4344423104021 in words is "four trillion, three hundred forty-four billion, four hundred twenty-three million, one hundred four thousand, twenty-one".