404434488453 has 4 divisors (see below), whose sum is σ = 539245984608. Its totient is φ = 269622992300.

The previous prime is 404434488449. The next prime is 404434488467. The reversal of 404434488453 is 354884434404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404434488453 - 2² = 404434488449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404434488396 and 404434488405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404434488443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67405748073 + ... + 67405748078.

It is an arithmetic number, because the mean of its divisors is an integer number (134811496152).

Almost surely, 2^404434488453 is an apocalyptic number.

It is an amenable number.

404434488453 is a deficient number, since it is larger than the sum of its proper divisors (134811496155).

404434488453 is a wasteful number, since it uses less digits than its factorization.

404434488453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134811496154.

The product of its (nonzero) digits is 11796480, while the sum is 51.

The spelling of 404434488453 in words is "four hundred four billion, four hundred thirty-four million, four hundred eighty-eight thousand, four hundred fifty-three".