404250423423 has 16 divisors (see below), whose sum is σ = 672000704256. Its totient is φ = 210000219840.

The previous prime is 404250423419. The next prime is 404250423439. The reversal of 404250423423 is 324324052404.

It is not a de Polignac number, because 404250423423 - 2² = 404250423419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404250423023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875000686 + ... + 875001147.

It is an arithmetic number, because the mean of its divisors is an integer number (42000044016).

Almost surely, 2^404250423423 is an apocalyptic number.

404250423423 is a deficient number, since it is larger than the sum of its proper divisors (267750280833).

404250423423 is a wasteful number, since it uses less digits than its factorization.

404250423423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750001854.

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 404250423423 its reverse (324324052404), we get a palindrome (728574475827).

The spelling of 404250423423 in words is "four hundred four billion, two hundred fifty million, four hundred twenty-three thousand, four hundred twenty-three".