404542040222 has 4 divisors (see below), whose sum is σ = 606813060336. Its totient is φ = 202271020110.

The previous prime is 404542040207. The next prime is 404542040237. The reversal of 404542040222 is 222040245404.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (404542040207) and next prime (404542040237).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 101135510054 + ... + 101135510057.

It is an arithmetic number, because the mean of its divisors is an integer number (151703265084).

Almost surely, 2^404542040222 is an apocalyptic number.

404542040222 is a deficient number, since it is larger than the sum of its proper divisors (202271020114).

404542040222 is a wasteful number, since it uses less digits than its factorization.

404542040222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202271020113.

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 404542040222 its reverse (222040245404), we get a palindrome (626582285626).

The spelling of 404542040222 in words is "four hundred four billion, five hundred forty-two million, forty thousand, two hundred twenty-two".