404241342402 has 8 divisors (see below), whose sum is σ = 808482684816. Its totient is φ = 134747114132.

The previous prime is 404241342389. The next prime is 404241342403. The reversal of 404241342402 is 204243142404.

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

404241342402 is an admirable number.

It is a super-2 number, since 2×404241342402² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404241342402.

It is not an unprimeable number, because it can be changed into a prime (404241342403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33686778528 + ... + 33686778539.

It is an arithmetic number, because the mean of its divisors is an integer number (101060335602).

Almost surely, 2^404241342402 is an apocalyptic number.

404241342402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404241342402 is a wasteful number, since it uses less digits than its factorization.

404241342402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67373557072.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 404241342402 its reverse (204243142404), we get a palindrome (608484484806).

The spelling of 404241342402 in words is "four hundred four billion, two hundred forty-one million, three hundred forty-two thousand, four hundred two".