404220223500455 has 8 divisors (see below), whose sum is σ = 485890612783632. Its totient is φ = 322825282411648.

The previous prime is 404220223500403. The next prime is 404220223500547. The reversal of 404220223500455 is 554005322022404.

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 404220223500455 - 2⁶ = 404220223500391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68862045362 + ... + 68862051231.

It is an arithmetic number, because the mean of its divisors is an integer number (60736326597954).

Almost surely, 2^{404220223500455} is an apocalyptic number.

404220223500455 is a deficient number, since it is larger than the sum of its proper divisors (81670389283177).

404220223500455 is a wasteful number, since it uses less digits than its factorization.

404220223500455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137724097185.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 404220223500455 its reverse (554005322022404), we get a palindrome (958225545522859).

The spelling of 404220223500455 in words is "four hundred four trillion, two hundred twenty billion, two hundred twenty-three million, five hundred thousand, four hundred fifty-five".