401344350442 has 32 divisors (see below), whose sum is σ = 701061080832. Its totient is φ = 168744735744.

The previous prime is 401344350437. The next prime is 401344350443. The reversal of 401344350442 is 244053443104.

It is a super-2 number, since 2×401344350442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401344350398 and 401344350407.

It is not an unprimeable number, because it can be changed into a prime (401344350443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15318858 + ... + 15345034.

It is an arithmetic number, because the mean of its divisors is an integer number (21908158776).

Almost surely, 2^401344350442 is an apocalyptic number.

401344350442 is a deficient number, since it is larger than the sum of its proper divisors (299716730390).

401344350442 is a wasteful number, since it uses less digits than its factorization.

401344350442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46902.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 401344350442 its reverse (244053443104), we get a palindrome (645397793546).

The spelling of 401344350442 in words is "four hundred one billion, three hundred forty-four million, three hundred fifty thousand, four hundred forty-two".