4023300143440 has 160 divisors (see below), whose sum is σ = 10022058440064. Its totient is φ = 1496734924800.

The previous prime is 4023300143437. The next prime is 4023300143449. The reversal of 4023300143440 is 443410033204.

It is a junction number, because it is equal to n+sod(n) for n = 4023300143399 and 4023300143408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023300143449) 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, 58319047 + ... + 58387993.

Almost surely, 2^{4023300143440} is an apocalyptic number.

4023300143440 is a gapful number since it is divisible by the number (40) 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 4023300143440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5011029220032).

4023300143440 is an abundant number, since it is smaller than the sum of its proper divisors (5998758296624).

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

4023300143440 is a wasteful number, since it uses less digits than its factorization.

4023300143440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69485 (or 69479 counting only the distinct ones).

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

Adding to 4023300143440 its reverse (443410033204), we get a palindrome (4466710176644).

The spelling of 4023300143440 in words is "four trillion, twenty-three billion, three hundred million, one hundred forty-three thousand, four hundred forty".