404242040001 has 16 divisors (see below), whose sum is σ = 542044569600. Its totient is φ = 267967347408.

The previous prime is 404242039973. The next prime is 404242040063. The reversal of 404242040001 is 100040242404.

It is not a de Polignac number, because 404242040001 - 2⁹ = 404242039489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404242040001.

It is not an unprimeable number, because it can be changed into a prime (404242040201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9132160 + ... + 9176318.

It is an arithmetic number, because the mean of its divisors is an integer number (33877785600).

Almost surely, 2^404242040001 is an apocalyptic number.

It is an amenable number.

404242040001 is a deficient number, since it is larger than the sum of its proper divisors (137802529599).

404242040001 is a wasteful number, since it uses less digits than its factorization.

404242040001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61388.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 404242040001 its reverse (100040242404), we get a palindrome (504282282405).

The spelling of 404242040001 in words is "four hundred four billion, two hundred forty-two million, forty thousand, one".