4404123144231 has 4 divisors (see below), whose sum is σ = 5872164192312. Its totient is φ = 2936082096152.

The previous prime is 4404123144217. The next prime is 4404123144277. The reversal of 4404123144231 is 1324413214044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4404123144231 - 2¹⁵ = 4404123111463 is a prime.

It is a super-2 number, since 2×4404123144231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4404123144192 and 4404123144201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404123144431) 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, 734020524036 + ... + 734020524041.

It is an arithmetic number, because the mean of its divisors is an integer number (1468041048078).

Almost surely, 2^{4404123144231} is an apocalyptic number.

4404123144231 is a deficient number, since it is larger than the sum of its proper divisors (1468041048081).

4404123144231 is a wasteful number, since it uses less digits than its factorization.

4404123144231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468041048080.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 4404123144231 its reverse (1324413214044), we get a palindrome (5728536358275).

The spelling of 4404123144231 in words is "four trillion, four hundred four billion, one hundred twenty-three million, one hundred forty-four thousand, two hundred thirty-one".