4404123145340 has 24 divisors (see below), whose sum is σ = 9248974026432. Its totient is φ = 1761589177920.

The previous prime is 4404123145277. The next prime is 4404123145343. The reversal of 4404123145340 is 435413214044.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4404123145340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404123145343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3151556 + ... + 4329035.

It is an arithmetic number, because the mean of its divisors is an integer number (385373917768).

Almost surely, 2^{4404123145340} is an apocalyptic number.

It is an amenable number.

4404123145340 is an abundant number, since it is smaller than the sum of its proper divisors (4844850881092).

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

4404123145340 is a wasteful number, since it uses less digits than its factorization.

4404123145340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7510037 (or 7510035 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 4404123145340 its reverse (435413214044), we get a palindrome (4839536359384).

The spelling of 4404123145340 in words is "four trillion, four hundred four billion, one hundred twenty-three million, one hundred forty-five thousand, three hundred forty".