404421502144045 has 8 divisors (see below), whose sum is σ = 493531324650720. Its totient is φ = 318053520330000.

The previous prime is 404421502143983. The next prime is 404421502144067. The reversal of 404421502144045 is 540441205124404.

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

It is not a de Polignac number, because 404421502144045 - 2⁷ = 404421502143917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404421502143989 and 404421502144007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 685460172831 + ... + 685460173420.

It is an arithmetic number, because the mean of its divisors is an integer number (61691415581340).

Almost surely, 2^{404421502144045} is an apocalyptic number.

It is an amenable number.

404421502144045 is a deficient number, since it is larger than the sum of its proper divisors (89109822506675).

404421502144045 is a wasteful number, since it uses less digits than its factorization.

404421502144045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370920346315.

The product of its (nonzero) digits is 409600, while the sum is 40.

Adding to 404421502144045 its reverse (540441205124404), we get a palindrome (944862707268449).

The spelling of 404421502144045 in words is "four hundred four trillion, four hundred twenty-one billion, five hundred two million, one hundred forty-four thousand, forty-five".