404135253141231 has 8 divisors (see below), whose sum is σ = 538867040997040. Its totient is φ = 269413483689792.

The previous prime is 404135253141163. The next prime is 404135253141247. The reversal of 404135253141231 is 132141352531404.

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

It is not a de Polignac number, because 404135253141231 - 2¹⁸ = 404135252879087 is a prime.

It is a super-2 number, since 2×404135253141231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 404135253141231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404135253101231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2504506966 + ... + 2504668323.

It is an arithmetic number, because the mean of its divisors is an integer number (67358380124630).

Almost surely, 2^{404135253141231} is an apocalyptic number.

404135253141231 is a deficient number, since it is larger than the sum of its proper divisors (134731787855809).

404135253141231 is a wasteful number, since it uses less digits than its factorization.

404135253141231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009202185.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 404135253141231 in words is "four hundred four trillion, one hundred thirty-five billion, two hundred fifty-three million, one hundred forty-one thousand, two hundred thirty-one".