404311342133242 has 8 divisors (see below), whose sum is σ = 606469705134336. Its totient is φ = 202154773755132.

The previous prime is 404311342133207. The next prime is 404311342133243. The reversal of 404311342133242 is 242331243113404.

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

It is a super-2 number, since 2×404311342133242² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404311342133243) 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, 448092378 + ... + 448993765.

It is an arithmetic number, because the mean of its divisors is an integer number (75808713141792).

Almost surely, 2^{404311342133242} is an apocalyptic number.

404311342133242 is a deficient number, since it is larger than the sum of its proper divisors (202158363001094).

404311342133242 is a wasteful number, since it uses less digits than its factorization.

404311342133242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897311492.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 404311342133242 its reverse (242331243113404), we get a palindrome (646642585246646).

The spelling of 404311342133242 in words is "four hundred four trillion, three hundred eleven billion, three hundred forty-two million, one hundred thirty-three thousand, two hundred forty-two".