4423021353044 has 12 divisors (see below), whose sum is σ = 8846042706144. Its totient is φ = 1895580579864.

The previous prime is 4423021353043. The next prime is 4423021353109. The reversal of 4423021353044 is 4403531203244.

4423021353044 is an admirable number.

It is a super-3 number, since 3×4423021353044³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4423021352995 and 4423021353013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423021353043) 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, 78982524134 + ... + 78982524189.

It is an arithmetic number, because the mean of its divisors is an integer number (737170225512).

Almost surely, 2^{4423021353044} is an apocalyptic number.

It is an amenable number.

4423021353044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4423021353044 is a wasteful number, since it uses less digits than its factorization.

4423021353044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157965048334 (or 157965048332 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 4423021353044 its reverse (4403531203244), we get a palindrome (8826552556288).

The spelling of 4423021353044 in words is "four trillion, four hundred twenty-three billion, twenty-one million, three hundred fifty-three thousand, forty-four".