404023033123 has 8 divisors (see below), whose sum is σ = 405320419616. Its totient is φ = 402727248000.

The previous prime is 404023033091. The next prime is 404023033129. The reversal of 404023033123 is 321330320404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 404023033123 - 2⁵ = 404023033091 is a prime.

It is a super-2 number, since 2×404023033123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404023033129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106090 + ... + 905152.

It is an arithmetic number, because the mean of its divisors is an integer number (50665052452).

Almost surely, 2^404023033123 is an apocalyptic number.

404023033123 is a deficient number, since it is larger than the sum of its proper divisors (1297386493).

404023033123 is a wasteful number, since it uses less digits than its factorization.

404023033123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800685.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 404023033123 its reverse (321330320404), we get a palindrome (725353353527).

The spelling of 404023033123 in words is "four hundred four billion, twenty-three million, thirty-three thousand, one hundred twenty-three".