404521243054 has 4 divisors (see below), whose sum is σ = 606781864584. Its totient is φ = 202260621526.

The previous prime is 404521243051. The next prime is 404521243069. The reversal of 404521243054 is 450342125404.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404521243051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101130310762 + ... + 101130310765.

It is an arithmetic number, because the mean of its divisors is an integer number (151695466146).

Almost surely, 2^404521243054 is an apocalyptic number.

404521243054 is a deficient number, since it is larger than the sum of its proper divisors (202260621530).

404521243054 is a wasteful number, since it uses less digits than its factorization.

404521243054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202260621529.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 404521243054 its reverse (450342125404), we get a palindrome (854863368458).

The spelling of 404521243054 in words is "four hundred four billion, five hundred twenty-one million, two hundred forty-three thousand, fifty-four".