404311412042 has 8 divisors (see below), whose sum is σ = 606479538756. Its totient is φ = 202151565792.

The previous prime is 404311412009. The next prime is 404311412059. The reversal of 404311412042 is 240214113404.

It can be written as a sum of positive squares in 2 ways, for example, as 335923408921 + 68388003121 = 579589^2 + 261511^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946573 + ... + 2144240.

Almost surely, 2^404311412042 is an apocalyptic number.

404311412042 is a deficient number, since it is larger than the sum of its proper divisors (202168126714).

404311412042 is a wasteful number, since it uses less digits than its factorization.

404311412042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140232.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 404311412042 its reverse (240214113404), we get a palindrome (644525525446).

The spelling of 404311412042 in words is "four hundred four billion, three hundred eleven million, four hundred twelve thousand, forty-two".